LED Chip 50W 30W 20W 10W COB Chip Lamp AC 220V 110V Smart IC No Need Driver for DIY Led Flood Light Spotlight Lampada Lighting Feature:Do now not desire energy supply,AC 220V/110V input withSmart IC Product Description: Power:10W 20W 30W 50W Voltage:AC 110V 220V Led Chip Model:COB Smart IC Chip Color Rendering Index:Ra85+ Color Temperature:Cold White 6000-6500K,Warm White 2800-3200K Housing material:Aluminum