... 300W specificationsDescription:Use high efficient 1w LED as the light source , base on 288*1 high power LEDs with metal cover , built in ... (thermostatically controlled fans ) solve the heat dissipation excellently7. Built-in power supply, CE approved, No setup required, just simpler and safer ... .Notice:1. Indoor use only .2. Turn off the power before installment, don't touch the surface of the lights ...