1、COB LED ceiling lamp, made of aviation standard thick aluminum. 2、Suitable for conference room, supermarket, office store, exhibition, ballroom, bar, kitchen, living room, bedroom and other lightings. 3、Easy to install, no maintenance needed, external drivers. 4、Reflection efficiency: no shadow, 80% energy saving and environmentally-friendly. 5、Service life: 50,000 hours. Features: COB LED ceiling lamp, made of aviation standard thick aluminum. Suitable for conference room, supermarket, office store, exhibition, ballroom, bar, kitchen, living room, bedroom and other lighting. Easy to install, no maintenance needed, external drivers. Reflection efficiency: no shadow, 80% energy saving and environmentally-friendly. Service life: 50,000 hours. Specification: Optional: (Voltage, Dimmable or Not, Color of Light, Power) 110V Dimmable Warm White 3W 110V Dimmable Cold White 3W 220V Dimmable Warm White 3W 220V Dimmable Cold White 3W 100-245V Non-dimmable Warm White 3W 100-245V Non-dimmable Cold White 3W 110V Dimmable Warm White 5W 110V Dimmable Cold White 5W 220V Dimmable Warm White 5W 220V Dimmable Cold White 5W 100-245V Non-dimmable Warm White 5W 100-245V Non-dimmable Cold White 5W Color: Silver Material: aluminium alloy Power: 3W/5W Input Voltage: 110V (Dimmable), 220V (Dimmable), 100-245V (Wide Voltage & Not Dimmable) Luminnous Flux: 300-330lm / 500-550lm Driver: Yes Dimension: Approx. 8.5* 5.4cm / 3.4* 2.1inch (D*H) Weight: Approx. 143g Package List: 1 * Wall Lamp