2U Energy Saving Lamp 1.100% tri-color 2.saving 80% energy than incandescent bulbs 3.packing: color box, blister box 2U Energy Saving Lamp1. Watt: 45w-85w, 2700k/6400k2. Socket: E40, E27, B223. Voltage: 110-130V 60HZ, 220-240V 50HZ4. Tube Diameter: 14.5mm5. Lifetime: 8000/10000Hours6. Material of the plastic: PC/PBT7. CQC, CE and other certs