① LED products should be connected by special power supply. Remember not to directly connect 110V or 220V AC, otherwise it will burn out instantly. And there is danger of electric shock!

② there are positive and negative poles at the output end of LED power supply, which should correspond to the positive and negative poles of LED products respectively, otherwise it cannot work normally. If you encounter similar situations, try changing the positive and negative poles.
③ the output terminal of LED power supply or the positive and negative poles of LED products cannot be short-circuited, otherwise there is a risk of burning products or even causing fire. If the wire is hot, it is very powerful
or smoke and other suspected short circuit phenomena, please cut off the power first, and then check the error point.
4LED special power supply is divided into three types: Non-rainproof, rainproof and waterproof. Please pay attention to use them in different occasions. And placed according to the label requirements on the power supply. Improper use
improper placement methods may not achieve rainproof or waterproof effects.
⑤ LED products have rated conditions for the stability of voltage and current, cross-sectional area of power line, selection of power supply, distribution of load, etc. If you are not sure, please consult relevant professionals. Otherwise, the use effect or service life of LED products will be affected.