When installing explosion-proof lamps in an inclined position, the relative position of the joint and the steel pipe must be adjusted to ensure that the light shield is directly above the bulb; When installing and maintaining lighting fixtures, the power supply must be cut off first; When in use, there is a certain temperature rise on the surface of the lamp, which is a normal phenomenon. The center temperature of the transparent part is high and should not be touched; Must use electrical appliances provided by our company; When replacing bulbs, use bulbs of the same type and power; If the type or power of the light bulb is changed, the supporting ballast should be replaced accordingly.