Features Specifications:Sell K2 LED Emitter  LUXEON K2 LED Emitter are the highest performance, most robust, and rugged LEDs available.They deliver industry leading light output, simpler and more efficient thermal management, and the ability to be driven at higher currents for longer periods of time than any other LED. Chraracteristic: 1.Rad.Patten:lambertion 2.Type:Emitter 3.Color:cool white 4.TYP Lumems:140 lm 5.Emission Angle:140 degrees 6.Testing Current:1500mA 7.Forward voltage:3.85V