... RoHS,TUV,25pcs/ctn 5,Factory,2years warranty T8 led tube,1.2m led tube t8,1.2m 22w t8 led tube light BrandLESCModelYQ-TH037-8"-24WMain MaterialAluminumLED Power24* ... Indoor Ones:track light;high bay;wall light;point light source; LED tube;LED strip; LED bar Outdoor Ones:underground light ... external fan cooling method 2,see the power supply(commonly known as transformer): Transformer determines the life ...