1,Taiwan chips 2,one watte can reach 80-90lm 3,for closet,indoor light 4,2years waranty The spec. of lampTYPE-DownlightNET WEIGHT/PCS(KGS)0.146QUANTITY/CARTON (PCS)100NET WEIGHT/CARTON (KGS)8.76GROSS WEIGHT/CARTON (KGS)12.93SIZE OF CARTON, L*W*H(mm)585*470*3451,Operating voltage: AC85V~260V 50/60Hz.2,Working environment: -20°C to 40°C.3,Suitability: for indoor application only. 4,Quality ...