KERUI M7 Welcome Motion Sensor Security Alarm 32 Songs Wirless Door Bell Chime .

In stock
$201.99 $27.99

Main Features:

1) 32songs can be chosen
2) Integrate with the function of welcome, burglar, doorbell, night light
3) Can add maximum 30pcs accessories (including detectors and remote controls)
4) Support the accessories with code EV1527/PT2262
5) 4 level volume to adjust

Long Reliable Range (up to 150m/490ft)

Communication range of up to 150m/490ft (the distance from the sensors to the receiver In THE OPEN AIR) and Door chime triggered by PIR motion sensor that detection range about 2-8m/6-26ft to effectively keep you alerted of intruders or visitors

Different Chime Tones (32 ringtones)

The receiver is a doorbell design with 32 different ringtones for personal preferences ,press "music"button to choose, 4 levels volume adjustment(High/ Middle/Low/Mute) from 0-80dB, press receiver's second button to set.

Visual Alerts

When infrared motion sensor detect any movement, the Receiver will make an audible sound & the LED light will flash; the LED light indicator flashes to perform a visual alter. Great visual indicator for you when listening to music or for the hearing impaired.

Wide Applications

1. Use as a welcome doorbell chime at daytime and a burglar alarm system at night;

2. can be used at doors,doorway,driveways,walking paths at your house,home, apartment, office, hotel, store and many other indoor places, not suitale for outdoor,the motion door chime alarm system without waterproof function.

Note:The remote control need to buy by yourself from our shop as your need,thanks.

Please note:

The battery is NOT included.


M7 Receiver (battery NOT included)

The Receiver with 4 work mode (Doorbell, Welcome, Alarm, Night light) press "M" button to set,also you can add a remote control in this doorbell system.


PIR Motion Sensor (battery NOT included)

PIR Motion Sensor at the side/top of door; the receiver can be placed in the front office etc.
It is powered by DC 5V power supply or three 1.5V AAA batteries(both package not included),mounting hardware, and adhesive tape are included.

Technical Parameters:

Working Current: <1mA
Working Temperature: -10 to 50 degree
Receiving Frequency: 433MHz
Receiving Distance: 150 meters (open area)



1. Please try to use high-quality alkaline batteries or rechargeable batteries.
2. Non-professionals do not attempt to repair.
3. Don not installed the product in the place exposed to rain and derectly sunlight.

Brand Name: KERUI
Certification: NONE
Origin: CN(Origin)
Model Number: M7
Kit Configuration: Door/Window Sensor
Power: DC 5V
Size: 117mm X 62mm X 27mm
Arming Type: FR Remote-controller
Zone Number: 30 remote control and Alarm system detector
frequency: 433

Please allow up to 3-8 weeks to have this item sent direct to your address, as there is some disruption to the overall freight company's involved, so please allow plenty of time when ordering this product.. Good things are worth waiting for. Please contact if you have any questions.

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