COB LED has nice thermal performance, lengthy lifetime, and decrease energy loss. Heat dissipation is nice and easily manageable. Only about 30% warmth of High Power LED. Among varied LED substances comparable to excessive energy LED, SMD, dip etc, COB LED is healthier in much less thermal resistance and cooling. COB LED is best lighting fixtures effect,it is no dizzy, no uncomfortable glare, no zebra strips. When it mild up, it appears to be like tender and prefer a lighting pane Color :Warm White Power: 3W. Voltage: 9-12V DC. Current: 300mA. Luminous Flux: 280LM. Color Temperature:Warm White:3000-3500K Lighting Angle: a hundred and eighty degrees. Package Include:1x 3W LED Chip Note: Light capturing and diverse displays may cause the colour of the object within the photo somewhat assorted from the real thing. The length allowed error is +/- 1-3cm.