Smoke And Heat Detector Wired Sensor For Home Kitchen/Store/Hotel/Factory

OverviewWired Photoelectric Smoke Detector High Sensitive Smoke Alarm Sensor Fire Alert Protection Anti Burning Connect to Wired Zone For Home Kitchen/Store/Hotel/Factory Note: This smoke detector can't work independently, must work with alarm host. INSTALLATION: 1.Connect The Power Line and Signal Line To the Mounting Base (1 For+12V Contact,2 For Cathode,3 And 4For N.C Contact) 2. Select Proper Place Normally Mounted On The Center of The Ceiling Fix The Mounting Base Then Put The detector into The Base and turn it.