Chip: Epistar, bridgelux Warranty 2 years ISO9001, ISO14001 CE, ROHS 50.000 HOURS LIFE TIME 50w super bright led canopy light Detail Description: input voltAC85V-265Vsupply frequency50Hz--60Hzpower factor0.95power efficiency>90%LED power supply modeconstant currentLED power50wPower for operation60WLED luminous efficiency60~80Lm/waverage luminousheight 6m350lxheight 8m205lxheight 10m135lxluminous ...