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🚪 Unlock Effortless Exit – Step In, Step Out, Stay Ahead!
The MENGQI-CONTROL Request to Exit PIR Motion Sensor combines 24G microwave technology with a microprocessor to detect motion within a 4-meter range, triggering automatic door unlocking. Designed for commercial and industrial access control, it supports NO and COM connections, mounts optimally at 3-4 meters, and offers high sensitivity for quick, reliable operation without battery dependency.




| ASIN | B0732P9WR9 |
| Antenna Location | Walkway |
| Battery Description | battery not included |
| Best Sellers Rank | #325 in Home Security Systems |
| Brand | MENGQI-CONTROL |
| Color | Black |
| Compatible Devices | Door Lock, Access Control System |
| Customer Reviews | 4.4 out of 5 stars 114 Reviews |
| Frequency | 24.13 GHz |
| Item Dimensions D x W x H | 1.96"D x 4.33"W x 3.14"H |
| Manufacturer | SecureControl |
| Maximum Range | 4 Meters |
| Mfr Part Number | 24g Sensor Detector |
| Model Number | 856211 |
| Mounting Type | Door Mount |
| Power Source | Corded Electric |
| Smart Home Compatibility | Not Smart Home Compatible |
| Unit Count | 1.0 Count |
S**.
Great inexpensive sensor
Easy to install, easy to adjust and works great for our purposes. Simple wiring made it easy and has been working fine for 6 months now, seems good build quality with not much issues. Time will tell, but so far so good.
J**N
Good Product
I originally got these as part of a package and didn't know what to expect. Turns out the are really good motion sensors and have purchaed many more sice then. I really cant find anything wrong with them and have had several in place for over 3 years without a single problem. The abfle and sesitivity can be adjusted and with a little tweaking (depending on what you're them for) you can delay the motion sensing within 2-3 feet of sensor. GEt one before they are gone.
S**R
Microwave Radar sensor
This microwave radar detector works fine. I used it to replace my PIR sensor because the PIR sensor falsed a lot during daytime. The product data specs are for 60VAC switching voltage, but I need to switch 110VAC. The relay is marked for that, but to be safe I used its NO ("Normally Open") relay to run another relay. The listing as of now says it is a PIR (Passive InfraRed) sensor, it is NOT, it is a microwave doppler radar sensor. I find it much more reliable than PIR sensor in daytime, but the area I'm covering with it doesn't have trees, etc. that blow in the wind that could disturb it. With sensitivity set to maximum, about nine foot mounting height, and appropriate sensor position adjustment it covers a semicircle with about 20 foot radius. Similar units are EE124GMW and M-204G.
F**Y
installs easily. plenty of adjustments.
unit installs quickly. plenty of wire to reach the control box if mounter nearby. plenty of adjustments. the directions do not say what color wire is 12v+. i assume it is because it us multi voltage.
R**L
Quick response from manufactur representative.
Easy to install. Works well. Fir my application I needed a normally closed circuit so I contacted the seller and was able to purchase an inexpensive normally open/ normally closed, time delay module. I had questions about wiring the module and got a quick response.
E**C
Works well
Easy to setup and install
E**S
Dont bother
Customer support is non existing. They claim they will respond fast but I've emailed twice with no response. I need the module for s NO operation for my access control but no response. Terrible
G**E
Prompt and accurate help when contacted
I purchased this sensor which I needed to get automatic sliding doors operational again. I was unsure about installation for my application (wiring colors different). I contacted product support via email given in packaging info. I was provided instructions for my specific manufacturer by Wood Chen in a very timely manner. He was very thorough and helpful in this process. Doors are working properly again. Thank you
Trustpilot
4 days ago
3 weeks ago