... ~6 Constant Current LED Driver ,LED Transformer, For LED Downlight, Ceiling Lamp, CE, ROHS approval 1W*4~6 Constant Current LED Driver ,LED Transformer, For LED Downlight ... , Ceiling Lamp,CE, ROHS approvalProduct specifications:Model No.PL(w ... : Series connection*Efficiency : >51%*Power in No-load: <0.3, comply with ENERGY STAR program ...