Sell Wired Metal Rolling Gate Door Window Sensor Magnetic Contacts Alarm Reed Switch Detector for Alarm Access Control System best price

Wired Metal Rolling Gate Door Window Sensor Magnetic Contacts Alarm Reed Switch Detector for Alarm Access Control System ​ Features: *This sensor can't work alone, it needs to work with wired alarm host or other wired devices. *Simply attach one piece to your door or window, and attach the other piece to the door or window frame. *Excellent design, tiny and fashion. Low-consumption design, more power-saving. *Easy installation with screws on all kind of metal doors, wooden doors, glass doors, etc., very convenient. *Ideal intrusion warning for homes, apartments, mobile homes, dorms, offices, hotel rooms, garages, etc. Also can be used as tip of door switch status for firefighting gate, shops, etc. Specifications:  Rated voltage: 100V Rated current: 0.5A  Max power: 10W Action: 40-50mm Signal output: normally closed / normally open / conversion type Fixing method: surface screw mounting Material: Zinc Alloy Operating environment: -10℃-50℃ (14℉-122℉) Size: Main body (D*W*H): 51*25*16mm Deputy body (D*W*H): 51*25*16mm Item Weight: 146g Pitch-row: 30mm  Package Size: Approx. 9 * 6 * 3cm / 3.5 * 2.4 * 1.2in Package Weight: Approx. 151g/5.33oz  Packing List: 1 Pair * Metal Door Sensor Switch(for Alarm Access Control System) 1 * Set of Mounting Screws