1<CE,CCC,ISO9001,UL,TUV,ROHS 2<height above sea level<=2000m 3<continue-work service life:30000hours

Led and lamp pearl for signal lampIt applies to direct signal lamp,premonition signal,accident signal and other direct signal of electrical circuit in AC220V,50~60Hz,direct current 220V and electric equipment.Performance index: (1)Working frequency3000V/min, allowed voltage fluctuate ±10%.(2)Continual working life≥30000h(3)Using environment:suurrounding temperature -25~+55(4)Height above sea level≤2000m(5)Relative humidity≤85%(6)Protection grade:IP55

LED indicator light/lamp pearl/signal lamp IP55 AD22B-E02