HW820 door&window alarm security alarm
Specification of HW820
Item Window/Door Security Alarm
Main Size 75*39*12.2mm
Magnetic Size 32*11.5*10mm
Net Weight 31g
Packaging Type Blister card
Chapter 2. Features:
1. Magnetically triggered alarm to guard window/doors.
2. Slide the ON/OFF switch to ON to arm device.
3. Loud 120-125db alarm
4. Includes 1 LR44*3PC button cell batteries6. Dustproof and insect prevention
5. Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes, apartments, mobile homes, rooms, offices, hotel rooms, garages, and more!
6. Super environmental suitability and stability
7.There is low voltage LED light indicator can warm user to change the battery. When the LED red light flashing, it means user need to change new battery.
Chapter3. Pictures to show the product: