... developAD22-22B,C,D,E,G,H,double color lamp, position indicator,shining buzzer and mini short indicator,as ... standard lampshade. Main technical target: (1)Voltage of working frequency:205kV(AC valid calue),1min.(2)Insulated resistance≥2M ... Voltage wave allowed by AC indicator±20%(4)Continual working life≥30000h(5)Brightness≥60cd/m2(6)Index ... services to you! NEW LED Indicator Light/signal lamp AD22C-16D