good quality LED High Bay Light

1. Make sure the setting grounding and power off before use.
2. Please make sure the signal cable and power cable of last lamp is waterproof.
3. Please make the controller and power supply is working under Ventilation, dry environment.
4. Please check the main power cable and signal is working normal. If working when short circuit will making controller burned.
1. please turn off the power before teardown or mounting the products;
2. replac the protect cover if any broken