... 000hours Explosion-proof type: flameproof Features:a) Power saving and high brightness: Comparing to the incandescent lamps with the ... low, lamps’ structure is reasonable, explosion, impact resistance, and high sealing performance, it is safe to use in the ... should bear 2000v/1min frequency voltage, no breakdown, and flashover.Structure and working principleMainly the lamp is made of the aluminum lamp ...