Feature: 1. [Adjustable Brightness] This plant grow light with high performance and efficiency, you can adjust the brightness of the LED plant growth light according to the needs of the plant. 2. [Promote Photosynthesis] Make your plants grow faster and healthier, promote photosynthesis, and increase the growth rate. It is an ideal choice for all stages of plant growth. 3. [Automatically On And Off] LED grow lamp can be turned on and off automatically according to your daily settings, take care of your plants when you work or vacation, and better understand the growth time of plants. 4. [360° Adjustable] The 360 degree adjustable gooseneck allows you to place the plant light in any direction to provide the best lighting angle for your plants. 5. [With Non Slip Pad] Grow light is comfortable to use and easy to control, the non slip pad on the clip provides a very strong grip to hold it in place. How to Use: 1. Switch mode: ON/OFF key switch 2. Timing mode: 0H10MIN‑23H50MIN, cyclic memory timing, without manual operation 3. Dimming mode: 10～100% stepless dimming 4. Light mode: single side light, both sides light together, all light 5. Power on/off: turn off the different lamp heads in sequence, press the SWITCH button once to turn on (4 lamp heads are all on, the default brightness is 50%), and then press the SWITCH button to turn off o