2U energy saving lamp 1.80% energy saving 2.high lumen efficiency 3.excellent color rendering 2U energy saving lampModel:SJ-W-09Product name:2U energy saving lampVoltage:110-130v,220-240v,50 ... ,7w,9w,11w,13w,15w,18w,20wlighting color:warm white(2700k),daylight(6400k),cool white(10000k)Lamp cap:E14,E27,B22,E40Life time ...