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Easy installation:no need to use complicated tools when installation, firm and durable. The two arrows are opposite, just use 3m glue to install, the distance between the two compopents should be as close as possible, and the closest distance should not affect the opening/clsoing of the door or window.
Alert message push: protect your home with open / closed door detection. Low power warning: the sensor door need with two aa batteriesnot include. When the battery level is low, it will automatically push messages throuch APP to remind you to change battery, never worry about running out of battery. Receive real-time alarms remotely:when door/window is opened or closed, etc. In addition, office, shop, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home, the sensor will push instant notification to your smartphone immediately.

Peace of mind: all alarm record history can be check in app; the smart window sensor is built-in low consumption module, 2*AAA Alkaline battery provide 1-year monitoring; All the statuses of doors and windows will be displayed simultaneously in the app; Share the device to your families, they can check the status and get notified at the same time.
4ghz wifi only, dual-band 2. 4g and 5g wiff need to set a separate 2. 4g channel. Note: the door sensor itself does not include a chime; however, you can program it to some smart voice devices via Smart Life app; When the sensor triggered open or close, the voice devices will perform as an alarm or bell in 10 seconds. Hand-free voice control: tessan wifi garage sensor is compatible with amazon alexa and Google Assistant; Simply give a voice command to check the open or close status instead of going down or picking up your phone; Your voice device will work as chime, siren or alarm when the sensor triggered; Saving your operation time and make your smart home life more convenient and easier.

Or, to interact with other YoLink and 3rd-party smart devices.
World's longest wireless range: powered by lora technology, sheds, free-standing garages, the long-range yet low-power system offers the industry’s longest receiving range in the market 1/4 mile. Limited only by your imagination! Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, outdoor porch/patio areas, such as basements, even remote outbuildings on your property. Plug, and enjoy your new system, plug & fast plug, plug & play, and most reliable and secure connection.

Hand-free voice control: tessan wifi garage sensor is compatible with amazon alexa and Google Assistant; Simply give a voice command to check the open or close status instead of going down or picking up your phone; Your voice device will work as chime, siren or alarm when the sensor triggered; Saving your operation time and make your smart home life more convenient and easier.
4ghz wifi only, dual-band 2. 4g and 5g wiff need to set a separate 2. 4g channel. Peace of mind: all alarm record history can be check in app; the smart window sensor is built-in low consumption module, 2*AAA Alkaline battery provide 1-year monitoring; All the statuses of doors and windows will be displayed simultaneously in the app; Share the device to your families, they can check the status and get notified at the same time. Note: the door sensor itself does not include a chime; however, you can program it to some smart voice devices via Smart Life app; When the sensor triggered open or close, the voice devices will perform as an alarm or bell in 10 seconds.

The aqara m2 or m1s hub can connect up to 128 devices*use of a repeater such as the Aqara Smart Plug or Aqara Smart Wall SwitchWith Neutral is required.
Notesan aqara hub is required and sold separately. Voice controlcompatible with apple home kit, if you have any questions, Alexa for a hands-free experience. In addition, please feel free to contact us.

Use tuya app for free, when there is movement detected, Real-time monitoring of whether there is anyone through the Tuya APP, it can be used independently by connecting to WIFI without connecting to the alarm main unit.
Multiple uses install the alarm sensor not only on front doors or windows, front gate, liquor cabinets, but also on garage doors, safety deposit box, pet doors and more. Easy install no complicated installation tools are required. Can be used with alexa, easy operation, the alert will be push to your phone, Google Home and Siri. We will solve it for you and make you satisfaction. Please rest assured to purchase and use.

Homekit-enabled for unparalleled ease of use and advanced security; get up and running in a flash with quick & easy set up and no need for a bridge or gateway.

Easy installation. 4 ghz wifi connection, 5g will not work. Long battery endurance : Low power consumption door sensor boasts more than 1 year of battery life.
Only work with 2. Alert message push: protect your home with open or close / closed door detection. When it is triggered, push notifications will be sent to your smartphone. Convenient for you to detect your doors, windows, cabinets, drawers or anywhere you want to be notified when it is open or close. When the door / window is triggered, you will receive an alarm signal from your phone.

1. Ring
#ad
Ring Alarm Contact Sensor 2nd Gen – 2-pack
#adRing #ad - Easy installation with no tools required. Requires the Ring Alarm Base Station. Mounts to door and window frames. Get instant mobile alerts when doors and windows open in your home. Now smaller to enable increased placement options. Includes two 3V CR2032 batteries.More information #ad
Brand | Ring #ad |
Manufacturer | Ring #ad |
Part Number | 53-023663 |
Model | 53-023663 |
More information #ad
2. SEHOMY
#ad
SEHOMY 4 Pack Smart Door Sensor Alarms, Wireless Home Security Door Open Contact Sensor for Bussiness Burglar Alert, WiFi Window Sensor Detector Real-time Alarm Compatible with Alexa Google Assistant
#adSEHOMY #ad - Home security Alarm make House more safety. Convenient for you to detect the status of your doors, windows, drawers or anywhere you want to notified when it is opened or closed. So you can travel or go to work or go to schoon or go shopping worry-free. When the door / window is triggered, you will receive an alarm signal from your phone.Easy installation:no need to use complicated tools when installation, firm and durable. The two arrows are opposite, just use 3m glue to install, the distance between the two compopents should be as close as possible, and the closest distance should not affect the opening/clsoing of the door or window.
More information #ad
Compatible with google play, cabinets, andriod and ios system:no hub required and No fees charge. So you don't have to worry about your baby going out of house without notice, please make sure that there is no obstacle between the door sensor and wifi. Or the connetion will be easy to stopped. Alert message push: protect your home with open / closed door detection. Low power warning: the sensor door need with two aa batteriesnot include. When the battery level is low, it will automatically push messages throuch APP to remind you to change battery, never worry about running out of battery. Receive real-time alarms remotely:when door/window is opened or closed, etc. In addition, office, shop, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home, the sensor will push instant notification to your smartphone immediately.
Brand | SEHOMY #ad |
Manufacturer | LifeDecorDirect #ad |
Height | 1.18 Inches |
Length | 2.83 Inches |
Width | 0.75 Inches |
Part Number | SPC003-1 |
More information #ad
3. TESSAN
#ad
No Hub Required, WiFi Door Sensor, Sends Alerts, TESSAN Smart Window Contact Sensor Compatible with Amazon Alexa, Programmable with Smart Life Devices, Google Assistant, Wireless Remote Alarm
#adTESSAN #ad - Smart security sensor: tessan door and window alarm sensor is designed to monitor the open or close status of any entrance; An alert notification will automatic send to you in 10 seconds once the sensor triggered; Ideal for front door, baby room, window, garage and more; Door status and battery power can be check in app; No hub required; No extra cost; A must have security system accessories.Peace of mind: all alarm record history can be check in app; the smart window sensor is built-in low consumption module, 2*AAA Alkaline battery provide 1-year monitoring; All the statuses of doors and windows will be displayed simultaneously in the app; Share the device to your families, they can check the status and get notified at the same time.
More information #ad
Programmable sensor: extend your smart home automation with tessan wifi door sensor; set up your smart routines in app; Automatically turn on your smart wall switches or lights when door opened; Automatically turn off your air-condition when window opened; More smart devices can be sync as long as they compatible with Smart Life app; Support 2. 4ghz wifi only, dual-band 2. 4g and 5g wiff need to set a separate 2. 4g channel. Note: the door sensor itself does not include a chime; however, you can program it to some smart voice devices via Smart Life app; When the sensor triggered open or close, the voice devices will perform as an alarm or bell in 10 seconds. Hand-free voice control: tessan wifi garage sensor is compatible with amazon alexa and Google Assistant; Simply give a voice command to check the open or close status instead of going down or picking up your phone; Your voice device will work as chime, siren or alarm when the sensor triggered; Saving your operation time and make your smart home life more convenient and easier.
Brand | TESSAN #ad |
Manufacturer | TESSAN #ad |
Part Number | D06 |
Model | D06 |
More information #ad
4. YoLink
#ad
YoLink Smart Home Starter Kit: 4 Door/Window Sensors & Hub Kit, IFTTT, App for Remote Monitoring, Control and Alerts, Door Still Open Door Left Open Alerts, Compatible with Alexa
#adYoLink #ad - Early-warning notifications - receive real-time early-warning notifications in the form of smartphone banner alerts, each optional and configured per your needs; Please note: YoLink Door Sensor does not alarm or chime, it only sends notifications; For an audible alarm, and emails, limited SMS/text messages, consider our Siren Alarm. Wifi connection set-up difficulty varies and requires changing settings to your network and/or your phone Changes to your network, scan in new devices, etc, passcodes, plug Hub into your router, and a wired or WiFi connection is required wired required for easy & Play! Plug Hub into an outlet, in minutes! Your Hub is the only device that connects to the Internet, require changes in the app.Or, to interact with other YoLink and 3rd-party smart devices.
More information #ad
Low-power means longer battery life: because of the low power consumption, including 3rd-party integration with Alexa and IFTTT, on standard AAA Alkaline batteries lithium batteries not required! From simple to super-smart: after setting up your notification preferences, device batteries may last 5 years or more depending on application and device usage/activity, utilize available advanced automation features, keep it simple and let the YoLink system do the rest and monitor your home and property for you. World's longest wireless range: powered by lora technology, sheds, free-standing garages, the long-range yet low-power system offers the industry’s longest receiving range in the market 1/4 mile. Limited only by your imagination! Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, outdoor porch/patio areas, such as basements, even remote outbuildings on your property. Plug, and enjoy your new system, plug & fast plug, plug & play, and most reliable and secure connection.
Brand | YoLink #ad |
Manufacturer | YoSmart #ad |
Part Number | YS1603-UC+YS7704-UC*4 |
Model | YS1603-UC+YS7704-UC*4 |
More information #ad
5. TESSAN
#ad
Smart Door Sensor 2 Pack, No Hub Required, TESSAN WiFi Window Contact Sensor Work with Amazon Alexa, Programmable with Smart Life Devices, Google Assistant, Trigger Phone Notification, Phone Alarm
#adTESSAN #ad - Smart security sensor: tessan door and window alarm sensor is designed to monitor the open or close status of any entrance; An alert notification will automatic send to you in 10 seconds once the sensor triggered; Ideal for front door, window, baby room, garage and more; Door status and battery power can be check in app; No hub required; No extra cost; A must have security system accessories.Hand-free voice control: tessan wifi garage sensor is compatible with amazon alexa and Google Assistant; Simply give a voice command to check the open or close status instead of going down or picking up your phone; Your voice device will work as chime, siren or alarm when the sensor triggered; Saving your operation time and make your smart home life more convenient and easier.
More information #ad
Programmable sensor: extend your smart home automation with tessan wifi door sensor; set up your smart routines in app; Automatically turn on your smart wall switches or lights when door opened; Automatically turn off your air-condition when window opened; More smart devices can be sync as long as they compatible with Smart Life app; Support 2. 4ghz wifi only, dual-band 2. 4g and 5g wiff need to set a separate 2. 4g channel. Peace of mind: all alarm record history can be check in app; the smart window sensor is built-in low consumption module, 2*AAA Alkaline battery provide 1-year monitoring; All the statuses of doors and windows will be displayed simultaneously in the app; Share the device to your families, they can check the status and get notified at the same time. Note: the door sensor itself does not include a chime; however, you can program it to some smart voice devices via Smart Life app; When the sensor triggered open or close, the voice devices will perform as an alarm or bell in 10 seconds.
Brand | TESSAN #ad |
Manufacturer | TESSAN #ad |
Part Number | D06-2 |
Model | D06 |
More information #ad
6. Aqara
#ad
Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Zigbee Connection, REQUIRES AQARA HUB, Aqara Door and Window Sensor, Alexa, Compatible with Apple HomeKit, Works With IFTTT
#adAqara #ad - 22mm wide gap allowedthe aqara door and window sensor works with most types of doors, and other fixtures with similar mechanism, cabinets, windows, such as drawers, and more. Home automationthe aqara door and window sensor can control other Aqara connected devices as the status of the door or window changes.The aqara m2 or m1s hub can connect up to 128 devices*use of a repeater such as the Aqara Smart Plug or Aqara Smart Wall SwitchWith Neutral is required.
More information #ad
Requires a secured 2. 4 gigahertz WiFi network connection. Unauthorized entry detectionwhenever the door/window opens unexpectedly, the Aqara Door and Window Sensor will send an alert notification to your phone and activate the local alarm on the Aqara Hub. Notesan aqara hub is required and sold separately. Voice controlcompatible with apple home kit, if you have any questions, Alexa for a hands-free experience. In addition, please feel free to contact us.
Brand | Aqara #ad |
Manufacturer | Lumi United Technology Co., Ltd. #ad |
Height | 0.43 Inches |
Length | 1.61 Inches |
Weight | 0.03 Pounds |
Width | 0.87 Inches |
Part Number | 6010348 |
Model | MCCGQ11LM |
Warranty | 1 year |
More information #ad
7. SENCKIT
#ad
Compatible with Alexa, Google Home, Siri 1-Pack, WiFi Wireless Door Window Sensor,TUYA Smart Alarm with Free Notification APP Control Home Security Alarm System
#adSENCKIT #ad - Compatible with alexa and google home no hub required and no fees charge. Product quality and service our products are 100% tested and ensure that all products are qualified products before leaving the factory, and provide two-year warranty. Wifi wireless connection intelligent wireless infrared sensor alarm, app remote control.Use tuya app for free, when there is movement detected, Real-time monitoring of whether there is anyone through the Tuya APP, it can be used independently by connecting to WIFI without connecting to the alarm main unit.
More information #ad
Minimalist screen, clear at a glance. Please scroll down find the video in the main page how to add sensor to WIFI and Alexa. Low power consumption door sensor, super-long battery life avoid replacement frequently. Convenient for you to detect your doors, windows, cabinets, drawers or anywhere you want to notified when it is opened or closed. Multiple uses install the alarm sensor not only on front doors or windows, front gate, liquor cabinets, but also on garage doors, safety deposit box, pet doors and more. Easy install no complicated installation tools are required. Can be used with alexa, easy operation, the alert will be push to your phone, Google Home and Siri. We will solve it for you and make you satisfaction. Please rest assured to purchase and use.
Brand | SENCKIT #ad |
Manufacturer | SENCKIT #ad |
Height | 0.75 Inches |
Length | 2.83 Inches |
Width | 1.18 Inches |
Part Number | SEN-SOS1 |
Model | Door Window Sensor |
More information #ad
8. Eve
#ad
App Notifications, Bluetooth, Eve Door & Window, Apple HomeKit Smart Home Wireless Contact Sensor for Windows & Doors, Automatically Trigger Accessories & Scenes, Thread
#adEve #ad - Get activity notifications and automatically activate other HomeKit-enabled accessories courtesy of your home hub HomePod mini, HomePod, or Apple TV. Local intelligence and direct communication without bridge or cloud dependency.Homekit-enabled for unparalleled ease of use and advanced security; get up and running in a flash with quick & easy set up and no need for a bridge or gateway.
More information #ad
Supports bluetooth and thread, and joins your Thread network automatically. Our highly professional, no registration, multilingual product support team is also based in Germany and ready to assist. 100% privacy: no eve cloud, no tracking. Thread requires a HomePod mini as a border router. Check your door or window: See the current open/closed state at a glance.Brand | Eve #ad |
Manufacturer | Eve Systems LLC #ad |
Height | 0.94 Inches |
Length | 0.91 Inches |
Weight | 0.31 Pounds |
Width | 2.05 Inches |
Part Number | 10EBN9901 |
Model | 20EBN9901 |
More information #ad
9. SOUJAMAO
#ad
WiFi Door and Windows Sensor Magnets Smart Phone APP Control Compatible with Alexa Google Assistant Wireless Security Alarm Door Open Push Message for Home Bussiness Burglar Alert No Hub Required
#adSOUJAMAO #ad - 24hour*7days real time app monitor the status of doors or windows. Just take a few minutes to complete the process, and make sure the sensor and magnet are aligned and less than 10mm apart. It can also perform auto control together with other smart devices that are compatible with Smart Life.Easy installation. 4 ghz wifi connection, 5g will not work. Long battery endurance : Low power consumption door sensor boasts more than 1 year of battery life.
More information #ad
Super-long battery life avoid replacement frequently, battery type: AAAbattery not including. Compatible with alexa and google home:no hub required and no monthly fees. Only work with 2. Alert message push: protect your home with open or close / closed door detection. When it is triggered, push notifications will be sent to your smartphone. Convenient for you to detect your doors, windows, cabinets, drawers or anywhere you want to be notified when it is open or close. When the door / window is triggered, you will receive an alarm signal from your phone.
Brand | SOUJAMAO #ad |
Manufacturer | SZ-xinnuo #ad |
Height | 1.18 Inches |
Length | 4.72 Inches |
Weight | 5 ounces |
Width | 2.36 Inches |
Model | AW-201 |
More information #ad
10. WYZE
#ad
Wyze Home Security System Entry Sensor, Window and Door Entry Protection 3-Pack
#adWYZE #ad - Place the wyze contact sensor on doors and any ground-floor windows to be notified if one is opened or left open. This device will NOT function as an individual or standalone product.More information #ad
Works with Alexa routines. Fully wireless - 18-month battery life. Requires wyze home security system Core Kit. Open/closed detection and left open alerts.Brand | WYZE #ad |
Manufacturer | Wyze #ad |
Part Number | WSES2-3PK |
Model | WSES2-3PK |
Warranty | 2 year manufacturer |
More information #ad