photocell(photo controller,light sensor,photo control) Certificate:CE,ISO Specialize in producing the products for 20 years. photocell ... eliminating relay chatter· Regulated voltage and silicon photocell maintain accurate turn on /off points of ... Power consumption<1 watts· PhotocellCadmium sulphide (Cds),or phototransistor (Hermetically sealed Cds,)· MaterialsCover: Polypropylene UV stabilized,High ...