1,NEW DESIGN LED CEILING LIGHT 2,LIGHT SOURCES ARE OPTIONAL 3,HIGH LUMINOUS EFFICACY 4,WITH CE,ROHS,FCC APPROVAL New Design LED Ceiling Light Characteristics1, Machined aluminium alloy ... CO2 emission5, Optimized optical lens with efficient light distribution control6, Externally power supply, wide input voltage range, constant-current output.Usage: indoor ...