Energy saving lamp globe ( T2 spiral) 110-130V / 220-240V 100% tri-phosphor amalgam tube Power saving 80% 2700K 4000K 6500K Energy Saving ... globe 7W290lmE27/E1481mm45mmT2 spiral2700k/4000k/6400kAnvantages:1, Substantial energy saving up to 80%2, Loing lifetime3, High light ... wide selection6, Warm white(2700K), cool white(4200K), daylight(6500K) available7, Strict raw material inspection, 100% aging ...