4pcs Door and Window Alarm Magnetic Wireless Sensor for Home Security System Child Safety

4pcs Door and Window Alarm Magnetic Wireless Sensor for Home Security System Child Safety Description

A compact and versatile system that allows you to quickly secure your home and belongings. The system is battery operated and uses wireless signals and a powerful siren to protect your home. This door and window alarm provides a simple solution to protect your home. Protecting your home against invasions with 120dB alarms, it's also perfect for preventing your children from opening doors they shouldn't and keeping your children safe. 3 Adjustable Settings ON/OFF/SET -Switch up ON, open the door, alarm will continue to sound. alarm, close the door to stop the alarm. -Switch to the middle OFF, means turn off the machine. -Switch down SET, it is the mode to remind to close the door. door or window, play a DI&hellip, remind that the door/window should be closed, the alarm will stop until door or window is closed. Features -Easy to clean. install, designed for safety doors and windows, installation with double-sided tape, firm and convenient. (The double-sided tapes used separately for the alarm and magnetic strip is included) -Easy to agrave; use, switch control one button -Energy saving, battery included, ready to use. employment. (for each alarm, there are 3 LR44 button batteries inside the product, moreover, we give 10 extra batteries.) System Working Principle-Alarm Triggered by magnetic wireless sensor It will issue an alarm when the distance between the alarm and the magnetic strip is more than 10mm. Application Scenarios-Home/dorm/hotel for theft prevention Prevent children from climbing out the window up and down Prevent thieves from sneaking in through the window Security; drawer valuables Power supply: 3 LR44 button cell batteries Note: When the alarm goes low, you should replace the batteries to better protect your home. Installation-Easily mounted. on the window or door with the double-sided adhesive tape. No wiring needed! No screws needed! Step 1: Stick the double-sided adhesive tape to the the back of the alarm and the magnetic strip. Step 2: Wipe the corresponding position of the door/window, stick and fix the alarm, then press hard. Step 3: Follow step 2, paste and attach the magnetic tape. The gap must be less than 10mm (the two small triangles on the alarm and the magnetic strip should line up). Step 4: Test the alarm. Activate the alarm, open and close the door or window to check if the alarm is working properly. Setting:Alarm sound: 120 dB Size of an alarm: 6.4x4.25x1.7cm Size of the package for 4 alarms: 19x7x3cm Weight of an alarm: 32g Weight of the package: 150g Package includes: 4 x Door and Window Alarms (there are 3 x LR44 button cell batteries in each alarm) 10 x Extra LR44 Batteries