Item Type: Grow LightMaterial: Aluminum + PVCColor: As shown in the pictureWeight: Approx.918g/32.4ozNumber of LEDs: 80pcs (52pcs red and 28pcs blue)Working Voltage: 5 vWorking Current: 2ARemote Control Battery: 1 x CR2032 battery, 3V (not included)Wavelength: (Red: 645-655nm / Blue: 460-465nm)Working Temperature: -20℃-40℃Life: 50000 hoursIllumination Range: 2-3㎡Suitable distance from the lamp to the plant: 0.98-3. 98 feet (30-120 cm)How to Use1. Fix the position.2. Plug in the power supply.3. Turn on the light switch, or use the remote control to turn on the switch, it can be used normally.4. If you need timing, you can use the timing switch on the remote control.Note: RF remote control + large wire control (dimming + color adjustment + timing) (controllable lamp quantity switch)