... temperature of 25°C, lighting 30s, lighting -30s, cirdulation 10,000The lamps can not occur leakage,not lit and electrical ... 25 ° C, lit test, the first three months every 10 days, testing, optical parameters, three months after a month testing ... Aluminium alloy die-casting enclosure; 2.High power led with high luminous efficacy; 3.Environmental protection ,UL power supply; 4.Long service time, no ...