

🚀 Elevate your smart home security with precision and privacy!
The Onvis Smart Motion Sensor leverages cutting-edge Thread technology for ultra-responsive motion detection, combined with precise temperature and humidity monitoring. Designed for seamless Apple HomeKit integration, it offers customizable alerts, scheduled detection, and robust privacy with end-to-end encryption—empowering professionals to secure and optimize their living spaces effortlessly.








| ASIN | B0CT8Q9X39 |
| Batteries | 2 AAA batteries required. |
| Batteries Required? | No |
| Battery Description | Alkaline |
| Best Sellers Rank | #107,925 in Electronics ( See Top 100 in Electronics ) #367 in Motion Detectors (Electronics) |
| Brand | ONVIS |
| Compatible Devices | Devices supporting Apple HomeKit |
| Customer Reviews | 4.0 4.0 out of 5 stars (307) |
| Date First Available | January 25, 2024 |
| Description Pile | Alkaline |
| Included Components | Pads |
| Item Weight | 3.52 ounces |
| Item model number | SMS2-K |
| Manufacturer | Onvis |
| Maximum Range | 393 Inches |
| Mounting Type | Wall Mount |
| Number of Batteries | 2 AAA batteries required. |
| Power Source | Corded Electric |
| Product Dimensions | 2.5 x 1.9 x 1.46 inches |
| Recommended Uses For Product | Walkway, Terrace, Garden, Sidewalk, Lawn, Driveway, Garage |
| UPC | 787803142822 |
L**A
More Accurate & So Easy
This motion sensor is a nice variation from the usual internet connected ones of the past. This motion sensor uses bluetooth and it works so much more accurately and consistently than our other ones ever did. Another great thing is that there isn't any remotes to keep track of. It works through an app on your phone which is very user friendly and also has the option of connecting to my iPhone Home app. The app is easy to set up and the device basically did the rest for me. It is absolutely amazing how accurate the humidity and temperature readings are also. The app is so straight forward on whether I want a notification for each thing or not. I can also set each of the three items up by time intervals and the app will show me a run down in graph from of each item for the day. It will also break them down and show me an entire day's average, etc. I am so happy, I am going to buy several more for other areas in my house. I looked at the app and it doesn't seem like it will be an issue to add other devices to it without any interuption or problem with my current sensor.
S**O
This one is excellent
I bought the same one month ago and I had to return because motion detection was very bad. This one is excellent: quick detection and good range, Temperature and humidity values are very accurate. I already had one previous version SMSK-1 since 2019 and it still works good even in winter at -20c. I think this new one received today has been improved via firmware update.
T**M
Not as reliable as Eve, but it’s cheaper
I use both Onvis and the Eve motion sensors with Apple HomeKit to control lights. The Onvis works reasonably well when the signal is decent (ie not too far away from the hub), whereas the Eve, being Thread based, seems to be more reliable. When I say reliable, I mean the response time between motion being detected and the output automation. In my case, the motion sensors were set to turn on my stair lights so I don’t fall in the dark at night, so response time and reliability were important factors. Initially the Onvis worked fine, but over time I found there was an increasing delay between motion being sensed and the output/lights turning on. I found the Onvis battery life did not last as long either. Still, it’s not too bad, installation and connectivity was easy, but after about a year I decided to stop using it whereas the Eve is still working fine.
S**.
Spotty Performance
I had high expectations for this motion detector after reading various online reviews. I was disappointed when I started to use it, that it is not as reactive as I would like it to be. I have it setup to use automations with Homekit to automatically turn a pantry light on and off. Sometimes the automations work, sometimes they do not. I have updated to the latest firmware, and performance is still spotty. It may be Apple's fault, as my Homekit hubs are my Apple TVs and they are some distance from the motion detector, but since it relies on Bluetooth and not wifi, it just seems to be unreliable. It also stops detecting motion and turns of the light at times when standing right in front of it and waving at it. I have another one setup to turn on a fan based on humidity, and I have less complaints for that purpose, but beware that if you want it turn on and off lights, it may not be as reactive as you would like.
J**)
how did i live without it!
this little device is one of the best home smart devices i have bought yet. i have placed it in my room and attached a automation with it so that i never have to turn the lights on or off in my room. i walk in and they turn on. five minutes later, they turn off. it is great! i would recommend if you are looking for motion detection automation. and the fact that it runs off of batteries and i havent replaced them yet. AWESOME!
B**.
Great HomeKit sensor
Got this mainly for motion sensor but with Temp and Humidity integrated AND HomeKit integration......I had to try it. My iPad did not find the code on the sensor with the camera but was easily integrated easily with the 8 digit code manually. Did not use manufacturers app or anything, directly used HomeKit to get this running and used newest version of HomeKit to automate lights around movement sensed but this sensor. Walking regularly into the room the sensor turns lights on within a second or less. If I run, it could be in the dark for a few feet before everything turns on. In otherwords, this sensor works good, is reliable and adds fast automation response for my HomeKit home.
K**R
💩 sensor
D**H
Logging doesn't work with current iPhone App
I bought this unit to log humidity data and turn on-and-off a dehumidifier at certain set points. I am running HomeKit so I used Eve to set the triggers and integrate the unit into HomeKit. I compared the Onvis sensor to two over temperature and humidity gauges. The Onvis Temperature sensor matches the other two, too within a degree or better. The Humidity sensor on the Onvis is 5-7 % too high compared to the other two, which agree to within 1%. My plan was to use the Onvis iPhone App to read out the logging. The Onvis App is rated at 1.9/5.0. One can read out the current temperature and humidity with no problem. The logging on the other hand reads 32 degrees for temperature and 0% humidity with no variation over time. Other users reported the same issue. I have the latest IOS on the phone. It appears the Onvis takes a reading every hour. As a dumb sensor that can be read over HomeKit, the Onvis works well. For the ability to log data and compare over time it doesn’t work. I returned the unit. The hardware is at a good price point.
A**C
Se integra fácilmente a homekit, es necesaria la App Onvis para actualiza el Firmware, funciona perfecto para las automatizaciones y la batería dura muchos meses.
C**N
El sensor es fácil de instalar y enlazar, pero su único problema es que tarda mucho en reaccionar a la acción que le programo. Puede tomar hasta 10 segundos, con un promedio de 5 segundos, para encender un foco inteligente, incluso estando en una red mesh propia cercana y sin saturación. Si la velocidad de respuesta no es un problema para ti, podría ser una solución adecuada.
Trustpilot
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