... with conventional energy saving light, lighting efficiency enhances 20%, which is economical and environment-friendly. Replace the energy saving light and ... reduced.This product adopts aluminium alloy lamp fixture, which makes its texture harder, weight lighter, heat dispersion better. And also makes ... : 1*3W, 3*1W, 4*1W, 5*1W.This product is very safe, no mercury, no any hazardous materials. It can ...