The LED housing is molded by SMC, which has high strength, can withstand strong impact, and is resistant to strong corrosion. The lampshade is made of polycarbonate injection molding, which has high light transmittance and anti-UV aging function. Built-in ballast with short circuit and open circuit The protection function is equipped with a prevention circuit for the aging effect of the lamp and the air leakage phenomenon, so that the lamp can work normally. Built-in disconnector automatically cuts off power when the product is turned on. The built-in components are explosion-proof components; equipped with Philips lamps.