electronic socket: 1,watts:40W/30W/20W 2,power factor:0.65 3,OEM service provided 4,cover material:PP 1, high power factor , energy saving2, quick start , no ,stroboflash , no noise3, convenient fixing , easily control4, long service time5, high quality model can reach CE & RHOS standard6, OEM service provided electronic socket B140 B130 B120