KERUI D121 Wireless Door Window Magnetic Sensor Alarm 120dB Anti-theft 300ft Remote Control Detector Home Security Alarm System

KERUI D121 Wireless Door Window Magnetic Sensor Alarm 120dB Anti-theft 300ft Remote Control Detectors Home Security Alarm System

Introduction:

1. It will impressively detect and wake up when the door and window are open; you can also program it with remote control and detection functions.

2. It blends in very well with home decor.

3. Works with PIR sensors, door sensors, emergency buttons, etc.

4. The door sensor main unit can be paired with up to 20 remote controllers, and each defense zone can be paired with 10 detectors. (It has four defense zones). You can connect more than 40 detectors.

More control options

This wireless door alarm kit comes with a wireless remote control for arming, disarming, SOS, and doorbell options. It facilitates remote control of door/window alarms up to 300 feet away.

Multi-function alarm system

You can select doorbell mode to attract attention when someone enters, like a store doorbell. With the SOS option, the elderly can easily get help in an emergency. Excellent protection.

Expandable and linked alarm

Expand your home security alarm system with more alerts or remote controls, infrared detectors, door sensors, smoke detectors, gas detectors, or emergency buttons.

Note:

The door sensor main unit can connect with up to 30 accessories.

Easy installation

This door and window burglar alarm is easy to set up. Just install it with the provided double-sided tape. It takes only a few minutes.

Technical parameters

Model: KR-D131

Operating voltage: 3.0V (powered by 2 AAA batteries; batteries are not included in the package due to shipping restrictions.)

Quiescent current: <10 µA

Operating current: <80mA

Receive frequency: 433MHz

Alarm time: 60 seconds

Alarm volume: 120dB

Alarm output: Triggers alarm when door is opened after arming, and triggers alarm when detector is activated after arming

Battery reminder

When the battery is very low, the alarm volume will decrease and the alarm time will be shortened, reminding you to replace the battery [not included].