... , an average life span of 10000 hours and lamp on-off.2) Patentd lamp holder design, safe and reliable,rust-free even in ... (approx.3mg),environment friendly,7) Conforming to ISO9001, CQC, CCC, CE, UL standards,safe and reliable.8) Suitable for shop,homes ... temperature.Specifications: 1) Wattage: 3 W to 26W.2) Optional Lamp Cap: E27, E14, B22.3) Optional Color Temp: 2,700 ...