... to 40 c FD 270 leds 3w led grow light 85-264v Features:Life Span50,000 HoursPower612W/644WWorking ... light source, ensuring the superior high quality and long lifespan7, Modular assembling, no-glue and glass design, very easy for repairing ... will get wet2, The working environment for LED grow light\ is -20 to 40°c, 40%RH to ... 60%RH3, To protect the light, Pls cut off the power when there is a ...