ITEM NAME:Wireless Magnetic Sensor Door Window Entry Safety Security Burglar Alarm Bell FT Features: New and high quality Easy to install Protect your home or office Specifications: Material: Plastic & Electronic Parts color: white Size: About 9.2 * 3.1 * 1.9cm Door magnet approximately 4.9 * 1.3 * 1.2cm Weight: 0.039kg Function: to prevent the thieves opened the door or window alarm Power: 2 pieces AAA 1.5V batteries (not included) installation method 1. Use double-sided adhesive to the host fixed the door / window, 2. Place another door sensor, with along the host tips line, stick on the door frame. 3. Check settings, put the host switch to "ON" position. 4. Open the door to see whether to issue the alarm siren. Package includes: 1x Door / Window Wireless Burglar Alarm 1x Magnetic Sensor Features: New and high quality Easy to install Protect your home or office Specifications: Material: Plastic & Electronic Parts color: white Size: About 9.2 * 3.1 * 1.9cm Door magnet approximately 4.9 * 1.3 * 1.2cm Weight: 0.039kg Function: to prevent the thieves opened the door or window alarm Power: 2 pieces AAA 1.5V batteries (not included) installation method 1. Use double-sided adhesive to the host fixed the door / window, 2. Place another door sensor, with along the host tips line, stick on the door frame. 3. Check settings, put the host switch to "ON" position. 4. Open the door to see whether to issue the alarm siren. Package includes: 1x Door / Window Wireless Burglar Alarm 1x Magnetic Sensor.1x Door / Window Wireless Burglar Alarm. Use double-sided adhesive to the host fixed the door / window, 2. Check settings, put the host switch to "ON" position. Open the door to see whether to issue the alarm siren.
