... Lumen:80-110lm/w Input: AC110-240V square led panel light 36w1. Integrated chips, 80lm/w for cool ... meterInput Voltage DC12VAC100-240VOperating Temperature -20-90 °LED Lamp Life >50,000 hoursRelevant Certificate ... 5,000-10,000K Mechanical Data Light Type LED light Housing Material Pure aluminum Application Environment ... ROHS.EMC for global market.High power LED,LED we use Taiwan or Epistar chips ...