... integrated low-light brightness decay single high power LED as light source, low power consumption, high efficiency, energy saving ... balance 1.6, Use of an external constant current power supply, making it stable and reliable. 2,Product application ... , homes, exhibition halls, sports venues and other landscape lighting. power:50WWork Voltage:90-264VACLuminous Flux:4000LMCRI:75Color Temp.:2800-6000kBeam ...