SKU: 82552371334

ZigBee MmWave Human Presence Sensor (Wenzhi)

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Description

ZigBee MmWave Human Presence Sensor (Wenzhi)ZigBee Wifi MmWave Human Presence Motion Sensor With Luminance Distance Detection 5 110 220V Tuya Smart Life Home Automation Main Features: 1. Functional ZigBee Smart Human Presence Sensor Featured as human presence,human static,human micro motion and human movement motion detection to detect the presence or absence of people in the area,even to detect the static state such as personnel sleeping accurately with mmWave Radar Detection featured. 2. Two

ZigBee Wifi MmWave Human Presence Motion Sensor With Luminance/Distance Detection 5/110/220V Tuya Smart Life Home Automation


Main Features:

1. Functional ZigBee Smart Human Presence Sensor

Featured as human presence,human static,human micro motion and human movement motion detection to detect the presence or absence of people in the area,even to detect the static state such as personnel sleeping accurately with mmWave Radar Detection featured.

2. Two versions of 5.8G/24G radar are available

There are two versions of 5.8G/24G radar. 5.8G is more cost-effective and sufficient for daily use. 24G has faster corresponding speed and more accurate detection, suitable for some demanding usage scenarios.

3. Perceived Light Intensity for Smart&Scene Linkage

Illuminance monitor in Tuya Smart APP enables its smart feature as smart scene linkage with other smart devices,especially your house lights to ON/OFF automatically as the brightness changes;Besides,you can intelligently linkage the sensor to other smart home devices for home automation.

4. Two Models Are Available

The ceiling mount can be installed like a downlight, which can be powered directly by AC; the wall mount can be attached to the wall or wherever you need it. It's as light as a wireless hub, and it's powered by USB 5V(Type-C).

5. Advanced New Design with Multiple Settings

Set the sensitivity from 1-9 to your own need,together with minimum detect range as 0.00m and maximum as 9.5m for flexible detection demand.Meanwhile,it is designed with hold time set as 0-1500s and detection latency set as 0-10s to avoid irrelevant annoying movement and reduce false alarm rate.

6. ZigBee Hub as Control Center

Tuya ZigBee gateway is required for this ZigBee human presence sensor,performing as the center bridge for all Tuya ZigBee smart devices with extremely stable signal and a really good necessity for whole-house intelligence.(note:Tuya ZigBee hub is highly recommended for its wider compatibility than other hubs)

 

Package list:

Human presence sensor*1

User manual*1

USB Cable*1(Wall Mount)

Various Detection Functions

1. Fretting Detection: It can detect small movements such as tilting the head, waving, raising the hand, flicking the body, playing with the mobile phone, turning over the book, etc.
2. Presence Detection:It can detect the human body in the stationary state.
3.Motion Detection: It can detect walking, trotting, fast running, circling, jumping and other movements.
4. Distance measurement: The target distance measurement function can accurately filter targets outside the area.

24G Version Update

Illuminance detection

Detectable illuminance value

Detection distance setting

Adjustable Parameters

Various parameters such as detection distance can be set through app.

Instructions

The debugging files of WiFi and ZigBee existers are consistent. Breathing human body detector detects the micro motion information of various objects in the surrounding environment through microwave to determine whether there is a person at present. That is, if the conditions for moving objects are met, it can be determined as manned. For example: family pets. In terms of algorithm, algorithm has been used to suppress the fluttering curtains and air conditioner vents, but it is not ruled out that this may interfere with the presence. In this case, actual testing is required.The top mounting is easier to detect "standing still, squatting still". For sitting still, the detection effect is slightly inferior to the wall mounting; However, more accurate detection can also be achieved by setting greater sensitivity and longer delay time than wall mounting. Wall mounting can detect sitting still, standing still and squatting still.

Installation location and area

*existing detection radius: 1 ~ 3M
*fretting detection radius: 5 ~ 7M

Large area inspection (suitable for lobby and living room): about 20 square meters.

1. No static condition during large area inspection
Please install it in the center of the area as much as possible to cover as many areas as possible. If there is a relatively static scene in a large area scene, such as a couch watching TV, people's activities may be sleeping, etc., try to install a presence device on the sofa in the whole room intelligent installation to detect the presence of human breath.
2. Static condition in large area detection
The room with an area of about 20 square meters shall be installed above the static human body to be detected. If it is necessary to detect the static state under the condition of more than 20 square meters, please add the presence device to detect the static area, and the spacing between the presence devices should be more than 1.5 meters.
3. Over 20 square meters of large area detection.
The array method should be used, and the distance between each existence should be less than the installation height. For specific boundaries, refer to Sensor Boundary Settings.

Small area presence detection (within 8 square meters)

If the human body is detected in a specific area within a small area, especially when the human body is relatively stationary, such as in a bedroom, bathroom, study, etc., the installation of the presence device should be as close as possible to the place where the human body is often stationary.

Sensor parameter setting

Parameter explanation:
In the top 4 quick settings, you can quickly set parameters according to different scenarios. Sensitivity: Adjust the overall sensitivity of the presence, the higher the value, the more sensitive the presence of objects.
Unmanned delay time: adjust how long after the person leaves, the system switches from the person state to the unmanned state.
The farthest detection distance: Adjust the farthest detection distance from the existence device to the target. This parameter adjusts the detection range. The detection angle of the sensor is 110°, and the farther the distance, the larger the detection range. The unmanned delay can be set to 5s to verify the specific boundaries of the detection range. Exceeding this distance is an invalid detection.

Linkage settings

There are two conditions for triggering automation, one is the light-sensing value, and the other is whether the sensing state is someone or no one.
For example: if the sensing state: someone, then execute: turn on the living room light.

Frequently Asked Questions

Q1. People are turning off the lights. There is a linkage light of the device, but the light that the person is still in the detection area is off, and the linkage light only comes on when the human body moves slightly.

Answer: please adjust the sensitivity +1. If the sensitivity is too low, accurate breathing status cannot be obtained.

Q2. No light is on. When someone is in the state, after the person leaves, the light is still on.

Answer:
1: The unmanned delay time is appropriately adjusted downward, and adjusted to 10s for short-term debugging. Then revert back to normal use time.
2: After 10s unmanned delay setting, adjust the sensitivity to -1. Decrease the sensitivity one by one until the light goes out after the person leaves.


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 82552371334

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4.1 ★★★★★
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SAM
Waukegan, US
★★★★★ 5
My dogs favorite toy so far in two years
Color: C) 4" 2-Pack (Bacon)
I use this with my medium sized dog. These are large for him but that's what I want so I don't ever have to think about them being too small or a swallow hazard. He has been through A LOT OF TOYS in the last couple years, but nothing, NOTHING has he loved as much as these. His favorite used to be squeaker balls. Then his favorite was crackle balls. But he will gladly ignore both for this one. I don't know if it's the bacon flavor or what, but he go nuts for it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
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brynn
Chelsea, US
★★★★★ 5
Durable Rubber Bone Toy for Aggressive Chewers
I got this rubber bone chew toy in purple (size large) for my dog, and it's been a solid addition to his toy rotation. What I Liked: The bacon flavor is a huge hit. My dog was immediately interested in this toy and goes back to it regularly, which speaks to how appealing the scent is to him. The natural rubber material is tough and has held up well to his aggressive chewing - it's designed for heavy chewers and delivers on that promise. The textured surface is great for dental health. I can see how it helps clean his teeth as he chews, and the grooves are deep enough that you could add dog toothpaste for extra cleaning power. It's a functional toy that serves multiple purposes beyond just entertainment. The rubber material is softer than hard nylon toys, which gives me peace of mind that it won't damage his teeth during extended chewing sessions. It's still plenty durable but has some give to it that makes it safer. This toy genuinely keeps him busy and engaged. It helps redirect his chewing instincts away from furniture and other household items, and it seems to help with anxiety when I need to leave him alone for a bit. At $8.99 (down from $15.99), this is an excellent value for a durable, functional chew toy. What Could Be Improved: While it's marketed for all sizes from small to large breeds, I think it works best for medium to large dogs. Small dogs might find the large size a bit cumbersome. The bacon scent is strong initially, but it will fade over time with use and cleaning. Also, we all know it's a little... interesting looking haha. Overall: This is a high-quality, durable chew toy perfect for aggressive chewers. The bacon flavor, dental benefits, and tough construction make it a winner. It keeps dogs engaged, helps maintain dental hygiene, and redirects destructive chewing behaviors. At under $9 (well, it is right now, at least), it's a great value and makes an excellent gift for any dog owner dealing with a heavy chewer. Highly recommended.
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Reviewed in the United States on January 18, 2026
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SunshineSummerSunset
New York, US
★★★★★ 5
The Purple Power Chew My Dog Thinks Is His Life’s Mission
I bought this purple rubber bone hoping it would survive longer than the usual 10 minutes my dog needs to destroy a “durable” toy. Shockingly, this one is still alive and thriving. Honestly, I think it might outlive me. The material is tough enough for aggressive chewers, but still bouncy and fun, which means my dog is entertained AND my furniture gets a break. It’s the perfect size for medium to large dogs, and it keeps mine busy like he’s working an important full-time job. He tosses it, chases it, gnaws on it with total devotion… and somehow it barely shows a scratch. The purple color is a bonus, easy to spot in the yard, and it makes him look very fashionable in his ferocious-chewer era. If your dog believes every toy is a challenge to conquer, this chew toy just might be the worthy opponent they’ve been waiting for. 💜🐶
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Reviewed in the United States on December 5, 2025
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Verified Purchase
Ma Ma
Chelsea, US
★★★★★ 3
Not my husky's favorite
Size: Large
No bounce, it's too hard and heavy. My husky only uses it once in a while, it is not his favorite thing to chew on.
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Reviewed in the United States on February 28, 2026
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Betty
Houston, US
★★★★★ 4
Better Than Most, But Still No Match for My Super Chewer
This is a decent chew. It’s made of a softer rubber material and has little to no odor, which I appreciate. It’s been about a week, and while it’s still technically in one piece, it’s starting to show some cracks and tiny puncture holes. Now, keep in mind, my 100-lb pit mix Scooby Doo is a full on chew and destroy hound. If it can be chewed, he’ll find a way to shred it to bits. This toy held up longer than a lot of others but still didn’t make the “indestructible” cut in our house. He likes it, but it’s not his top pick, probably why it’s still alive. Overall, it’s a good toy for the price. Probably not for extreme power chewers like Scoob, but it’ll hold up fine for most dogs and give you a little peace and quiet for a while. Do give it a try, Scooby Doo is a chewer in a class of his own, the fact that this has held up past a one 15 minute session is amazing in itself.
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Reviewed in the United States on November 5, 2025

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