Interiors of Electrolux R&D facility are pictured at their plant in Pordenone, Italy, March 27, 2019. REUTERS/Giulio Piovaccari 

Interiors of Electrolux R&D facility are pictured at their plant in Pordenone, Italy, March 27, 2019. REUTERS/Giulio Piovaccari 

Interiors of Electrolux R&D facility are pictured at their plant in Pordenone, Italy, March 27, 2019. REUTERS/ Giulio Piovaccari 

The Electrolux logo is seen during the IFA Electronics show in Berlin, Germany September 4, 2014. REUTERS/Hannibal Hanschke/File Photo GLOBAL BUSINESS WEEK AHEAD PACKAGE - SEARCH "BUSINESS WEEK AHEAD JULY 18" FOR ALL IMAGES 

A man walks past an Electrolux shop in Riga, Latvia November 12, 2013. REUTERS/Ints Kalnins/File Photo 

The Electrolux logo is seen during the IFA Electronics show in Berlin, Germany September 4, 2014. REUTERS/Hannibal Hanschke/File Photo 

The Electrolux logo is seen during the IFA Electronics show in Berlin September 4, 2014. REUTERS/Hannibal Hanschke/File Photo GLOBAL BUSINESS WEEK AHEAD PACKAGE - SEARCH 'BUSINESS WEEK AHEAD APRIL 25' FOR ALL IMAGES 

A Sears customer shops near General Electric appliances in Schaumburg, Illinois, September 8, 2014. Sweden's Electrolux AB said on Monday it would double U.S. sales by paying $3.3 billion in cash for General Electric Co's appliances business in its biggest ever deal, giving it the scale to go head-to-head with larger rival Whirlpool. REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS) 

A General Electric appliance in seen in a Sears store in Schaumburg, Illinois, September 8, 2014. Sweden's Electrolux AB said on Monday it would double U.S. sales by paying $3.3 billion in cash for General Electric Co's appliances business in its biggest ever deal, giving it the scale to go head-to-head with larger rival Whirlpool. REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS) 

A Sears customer shops near General Electric appliances in Schaumburg, Illinois, September 8, 2014. Sweden's Electrolux AB said on Monday it would double U.S. sales by paying $3.3 billion in cash for General Electric Co's appliances business in its biggest ever deal, giving it the scale to go head-to-head with larger rival Whirlpool. REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS LOGO) 

A Sears employee walks past a display of General Electric appliances in Schaumburg, Illinois, September 8, 2014. Sweden's Electrolux AB said on Monday it would double U.S. sales by paying $3.3 billion in cash for General Electric Co's appliances business in its biggest ever deal, giving it the scale to go head-to-head with larger rival Whirlpool. REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS) 

The General Electric logo is seen in a Sears store in Schaumburg, Illinois, September 8, 2014. Sweden's Electrolux AB said on Monday it would double U.S. sales by paying $3.3 billion in cash for General Electric Co's appliances business in its biggest ever deal, giving it the scale to go head-to-head with larger rival Whirlpool. REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS LOGO) 

The Electrolux logo is seen during the IFA Electronics show in Berlin September 4, 2014. REUTERS/Hannibal Hanschke (GERMANY - Tags: BUSINESS LOGO SCIENCE TECHNOLOGY)

Electrolux factory workers participate in a union-led protest outside a factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

A worksheet is pictured in a tent at the entrance of an Electrolux factory as workers join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

A drawing is seen in a tent at the entrance of an Electrolux factory as workers join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. The words at the bottom of the drawing read, "I'm Near You. Anna C. 2B P.A. of Bagnarola." Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

Workers sit in a tent at the entrance of an Electrolux factory as they join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

A general of tents that were erected by workers at the entrance of an Electrolux factory is seen during a union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

Electrolux factory workers join the union-led protest outside a factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

A truck arrives at the entrance of an Electrolux factory as workers join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

Electrolux factory workers join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. The sign reads, "Our Color." Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

Annarita Licci (C), an Electrolux factory worker, talks with her colleagues as they join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

Annarita Licci, an Electrolux factory worker, gestures as she joins the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

Annarita Licci (L), an Electrolux factory worker, smokes a cigarette next to a colleague as they join the union-led protest outside the factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. The sign reads, "Our Color." Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY CIVIL UNREST) 

An employee stands outside an Electrolux factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT LOGO) 

Employees stand outside an Electrolux factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT SOCIETY) 

An Electrolux logo is seen at a factory in Porcia, northern Italy, February 28, 2014. Home appliance maker Electrolux wants to cut the salaries of some 5,000 workers at the plant in Porcia and three other factories across Italy by up to 15 percent over the next three years. The Swedish company says lowering labour costs is the only way its washing machines, fridges and other home appliances can compete against rival products made in eastern Europe and Asia. Picture taken February 28, 2014. To match Insight EUROPE-DEFLATION/ITALY REUTERS/Stefano Rellandini (ITALY - Tags: BUSINESS EMPLOYMENT LOGO) 

A man walks past an Electrolux shop in Riga November 12, 2013. Electrolux, the world second biggest home appliances maker, forecast a slight rise in demand next year as the drag of a moribund European market was offset by growth in other parts of the world. Picture taken November 12, 2013. REUTERS/Ints Kalnins (LATVIA - Tags: BUSINESS) 

An IG Metall flag flutters next to an AEG logo of the Swedish company Electrolux during a warning strike in Nuremberg March 31, 2006. Some 69,000 workers in 200 firms across the country's key engineering and metals sector joined the so-called warning strikes in support for a five percent wage hike, the union said yesterday. 

An IG Metall flag flutters next to an AEG logo of the Swedish company Electrolux during a warning strike in Nuremberg March 31, 2006. Some 69,000 workers in 200 firms across the country's key engineering and metals sector joined the so-called warning strikes in support for a five percent wage hike, the union said yesterday. REUTERS/Michaela Rehle 

An employee of the Swedish company Electrolux (AEG) furls a flag after a warning strike in Nuremberg March 31, 2006. Some 69,000 workers in 200 firms across the country's key engineering and metals sector joined the so-called warning strikes in support for a five percent wage hike, the union said yesterday. REUTERS/Michaela Rehle 

An employee of the Swedish company Electrolux (AEG) waves his flag during a warning strike in Nuremberg March 31, 2006. Some 69,000 workers in 200 firms across the country's key engineering and metals sector joined the so-called warning strikes in support for a five percent wage hike, the union said yesterday. REUTERS/Michaela Rehle 

An AEG worker of the Swedish electronic company Electrolux shouts out as he holds torches in front of the AEG plant at the end of a strike in Nuremberg, Germany, March 7, 2006. The AEG employees accepted a social compensation plan of Electrolux to end the strike over the 2.3 billion crown ($289 million) shutdown of its plant in Nuremberg in 2007. The workers have been on strike for more than six weeks over Electrolux's plans to close the factory, cutting around 1,750 jobs, and move production to [Poland and Italy.] 

An AEG logo of the Swedish company Electrolux is seen partially lit at the AEG plant at the end of a strike in Nuremberg March 7, 2006. [The AEG employees accepted a social compensation plan of Electrolux to end the strike over the 2.3 billion crown ($289 million) shutdown of its plant in Nuremberg in 2007. The workers have been on strike for more than six weeks over Electrolux's plans to close the factory, cutting around 1,750 jobs, and move production to Poland and Italy.] 

An AEG worker of Swedish company Electrolux sweeps the area in front of the AEG plant and a banner reading "This plant is on strike" at the end of a strike in Nuremberg March 7, 2006. AEG employees accepted a social compensation plan from Electrolux to end the strike over the 2.3 billion crown ($289 million) shutdown of its plant in Nuremberg in 2007. The workers have been on strike for more than six weeks over Electrolux's plans to close the factory, cutting around 1,750 jobs, and move production to Poland and Italy. REUTERS/Alexandra Winkler 

An AEG logo of the Swedish company Electrolux is seen partially lit at the AEG plant at the end of a strike in Nuremberg March 7, 2006. AEG employees accepted a social compensation plan from Electrolux to end the strike over the 2.3 billion crown ($289 million) shutdown of its plant in Nuremberg in 2007. The workers have been on strike for more than six weeks over Electrolux's plans to close the factory, cutting around 1,750 jobs, and move production to Poland and Italy. REUTERS/Alexandra Winkler 

AEG workers of Swedish company Electrolux clean the area in front of the entrance of the AEG plant at the end of a strike in Nuremberg March 7, 2006. The AEG employees accepted a social compensation plan from Electrolux to end the strike over the 2.3 billion crown ($289 million) shutdown of its plant in Nuremberg in 2007. The workers have been on strike for more than six weeks over Electrolux's plans to close the factory, cutting around 1,750 jobs, and move production to Poland and Italy. REUTERS/Alexandra Winkler 

An AEG worker of the Swedish electronic company Electrolux shouts out as he holds torches in front of the AEG plant at the end of a strike in Nuremberg, Germany, March 7, 2006. The AEG employees accepted a social compensation plan of Electrolux to end the strike over the 2.3 billion crown ($289 million) shutdown of its plant in Nuremberg in 2007. The workers have been on strike for more than six weeks over Electrolux's plans to close the factory, cutting around 1,750 jobs, and move production to Poland and Italy. REUTERS/Alexandra Winkler 

AEG workers of the Swedish electronic company Electrolux guard the closed gate during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. 

AEG workers of the Swedish electronic company Electrolux guard the closed gate during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. 

An AEG worker of the Swedish electronic company Electrolux blows a whistle during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. 

AEG workers of the Swedish electronic company Electrolux guard the closed gate during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

AEG workers of the Swedish electronic company Electrolux guard the closed gate during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

AEG workers of the Swedish electronic company Electrolux guard the closed gate during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

An AEG worker of the Swedish electronic company Electrolux blows a whistle during a strike in Nuremberg February 1, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

An AEG worker of the Swedish electronic company Electrolux blows a whistle during a strike in Nuremberg January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. 

AEG worker of the Swedish electronic company Electrolux stands in front of the main entrance with a placard reading 'company is strikebound' during a strike in Nuremberg, Germany January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

AEG workers of the Swedish electronic company Electrolux protest during a strike in Nuremberg January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

AEG workers of the Swedish electronic company Electrolux protest during a strike in Nuremberg January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. Workers at a Munich plant owned by German chipmaker Infineon have stopped production in solidarity with staff at white goods maker AEG. REUTERS/Michaela Rehle 

AEG workers of the Swedish electronic company Electrolux are reflected on a car during the official start of a strike for an unlimited period in Nuremberg January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. Workers at a Munich plant owned by German chipmaker Infineon have stopped production in solidarity with staff at white goods maker AEG. REUTERS/Michaela Rehle 

An AEG worker of the Swedish electronic company Electrolux blows a whistle during a strike in Nuremberg January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

Munich's Infineon workers protest in solidarity at a strike with the AEG company, Swedish electronic company Electrolux, in Nuremberg January 20, 2006. AEG's Swedish owner Electrolux wants to close the Nuremberg factory by the end of 2007, moving production to countries with lower labour costs. REUTERS/Michaela Rehle 

Employees of AEG, the German brand of Swedish appliance maker Electrolux, protest with torches as they surround the AEG plant in Nuremberg December 20, 2005. [Electrolux, the world's biggest home appliance maker, will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008.] 

Employees of AEG, the German brand of Swedish appliance maker Electrolux, protest with torches as they surround the AEG plant in Nuremberg December 20, 2005. Electrolux, the world's biggest home appliance maker, will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008. REUTERS/Alexandra Winkler 

Employees of AEG, the German brand of Swedish appliance maker Electrolux, protest with torches as they surround the AEG plant in Nuremberg December 20, 2005. Electrolux, the world's biggest home appliance maker, will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008. REUTERS/Alexandra Winkler 

Eleven year-old Teresa holds a placard which reads 'Work for Daddy!' during a protest by employees of AEG, the German brand of Swedish appliance maker Electrolux, in front of the AEG plant in Nuremberg December 20, 2005. Electrolux, the world's biggest home appliance maker, will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008. REUTERS/Alexandra Winkler 

A traffic 'Stop' sign is pictured in front of the plant of the German brand of Swedish appliance maker Electrolux AEG in Nuremberg, December 14, 2005. Electrolux, the world's biggest home appliance maker, said it will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008, spokesman [Anders Edholm] told Reuters. 

Employees of the German brand of Swedish appliance maker Electrolux AEG protest in front of the AEG plant in Nuremberg, December 14, 2005. Electrolux, the world's biggest home appliance maker, said it will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008, spokesman Anders Edholm told Reuters. REUTERS/Alexandra Winkler 

A traffic 'Stop' sign is pictured in front of the plant of the German brand of Swedish appliance maker Electrolux AEG in Nuremberg, December 14, 2005. Electrolux, the world's biggest home appliance maker, said it will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008, spokesman Anders Edholm told Reuters. REUTERS/Alexandra Winkler 

Employees of the German brand of Swedish appliance maker Electrolux AEG protest in front of the AEG plant in Nuremberg, December 14, 2005. Electrolux, the world's biggest home appliance maker, said it will close its plant in Nuremberg at the end of 2007 and will take a 2.3 billion-crown ($416.3 million) charge in the fourth quarter. The closure of the plant, which has 1,750 employees and makes washing machines, dryers and dishwashers, will save Electrolux 50 million euros ($59.44 million) a year from 2008, spokesman Anders Edholm told Reuters. REUTERS/Alexandra Winkler