... 12-32V input 3.waterproof rate:IP69K 4.2 ch or 4 ch video inputs,quad function optional, Specifications:TV systemNTSC/PALResolution800 ... optionalWorking voltageDC12V~32VOperating temperature-10~+65Storage temperature-30~+80Operating humidity20%~80%OthersIn standby mode,monitor will turn on automatically when triggered ... seperately on each camera. 7inch Waterproof Lcd Monitor,IP69K,2 ch or 4ch Optional