Sensors

12 Pack Photoelectric Home Safety Detector 10-Year Battery Life, 85dB Loud Alert, Test & Silence Button for Bedroom, Basement, Kitchen and RV Advanced Photoelectric Induction for Early stage Risk Alert — Built in high precision photoelectric sensor, the household safety alarm sensitively catches faint air environment anomalies from smoldering items, over heated circuits and ageing home appliance parts. Early warning grants you plenty of time to tackle hidden risks and deliver all day round reliable safety shelter for your family. 10 Year Service life Supported By Replaceable 9V Battery, Hard wire Free Setup Runs on a replaceable 9 volt battery...