Fixget Pack of 8 Magnetic Door and Window Security Entry Alarm System WirelessMini Alarms Burglar Intruder Entry Warning Sensors White (Battery Included)

• Dimensions: 2.5 x 1.3 x 0.8 inch with 90 dB(A) loud
• Easy Installation: Easily mounted by adhesive tape to Window or door
• Operation: Operated by 3pcs 1.5VLR44 button cell (batteries included in package)
• Working Principle: Magnetic sensor switch detects entry protecting your home or office whether you are in or out
• Wide Application: Ideal entry warning for home, office, hotel, apartments, garages use(Only deliver to UK region)

Item Specification Color: White Material: Plastic Sound Level: 90 dB(A) Warning distance: 10mm MAX Power: 1.5V/LR44*3(Included) Feature: 1.Easily mounted by adhesive tape to Window or door 2.Warning door/window sticker is supplied free in package 3.Operated by 3pcs 1.5VLR44 button cell (batteries included in package). 4.Magnetic sensor switch detects entry protecting your home or office whether you are in or out Operating Instruction: 1.Use the double-side adhesive tape to fix the main unit at the side of the door/window. Attach the bar magnet to door frame/window frame with the arrow aligning with the reference line of the main unit. 2.Test the setup by switching the system's switch to "ON" position of the main unit and see whether the alarm can be triggered by opening the door/window. Package included: 8* Window door entry alarm 24* Button Cell 8*Magnetic Stick