Mbangde Personal Security Door Window Magnetic Sensor Detector Alarm System Kit for home, office, apartment, dorm room, mobile home, RV and more.

All sensor were programmed – You just install the 2 parts of the sensors to both sides of door/window.
DIY system kit – Easy to add more door & window sensors, motion detectors or remote controls. Perfect for all small / medium / large house. Up to 40 sensors.
Easy to remote control – Arm/Disarm/Voice switch/SOS on remote, you can control the system with remote control for yourself.
SOS button of the remote – Remind you that your children open the door/window and your aged has an emergency by pressing the SOS button on remote.

Technical Parameters of Door/window alarm sensor:
Power Supply: 2 pcs 1.5V AAA Batteries (Included)
Defense Zone: 4 zones, max support 10 sensors per zone
Defense Zone Mode: Normal and independent mode
Wireless Frequency: 433MHz
Ringing Mode: Alarm and Chime Mode
Alarm Volume: 80dB
Alarm Time: 2 minutes
Wireless Transmission Distance: Up to 50m/ 164 feet (Open space)
Gap Distance of Door sensor: Less than 10mm
Working Voltage: 3.0V
Static Current:

Product Features

• 【Standalone Alarm System】: Security sensor alarm doesn’t need to work together with other host.
• 【DIY Kit】: Just peel and stick to install this system. Easy to add more accessories, up to 20 remote control and 40 sensors.
• 【Battery Powered】: it doesn’t need extra power adapter, looks neat and simple,AAA battery power supply.
• 【Low battery Alert】: When the sensor is in low battery, it will automatically sound “Du Du Du…” remind you replace the battery.
• 【Led Indicator】: When Alarm being triggered, the led indicator of corresponding zone will flash, as well as convenient for hearing impaired person.