About US:Corayer is a professional LED plant grow light manufacturer over 10 years, we have lots of excellent and creative plant grow lights .All goods are under thousands of tests before shipment.We can promise you high quality of our goods and provide most professional good service at any time.Diodes: SAMSUNG LM301B DiodesDriver: Mean Well DriverEfficiency: 2.7 umol/JRatio & Layout: Full SpectrumInput Voltage: 100-277V AC, 50/60 HzLighting Power: 110W±5%Lifespan: >50000 hrsSize: 2.17*11.8*9.8 InchWeight: 3.8 lbsCertificates: CE, FCC, ROHS, UL Service and Use Tips：1.At least 5 years warranty and 30 days return service. 2.The light will become hot when it is ON. Please touch it after the light is cooled.3. Please do not touch the LED when the light is on to avoid scalding.4. The ambient temperature shall not exceed 35 degrees Celsius.5. Pay attention to prevent short circuit and overload.