WiFi Door Sensor: Smart Window Contact Sensor with App Alert Notification, Door Open Detector for Home Security, Compatible with Alexa/Google Assistant, No Hub Required, Batteries Included (2Pack)

How to Add the sensor:
1.Download the Smart life app or Tuya Smart app.
2.Log in to the app and press “+” in the upper right corner to add a sensor.(No hub is required)
3.Turn on bluetooth and Wifi, App will automatically discover the door sensor
4.Ensure that the surface of doors and windows is smooth and clean.
5.The installation distance should not exceed 0.7 inches and these two parts need to be aligned by their alignment notch.

Notice:The door sensor only works with 2.4GHz wifi, not works with 5G. Please make sure your wifi runs on 2.4G mode, if your wifi support 2.4G & 5G double band, please disable 5G wifi at first, the door sensor will only identify 2.4G wifi. After the door sensor connect to wifi router already, then you can enable 5G wifi for your router. The door sensor will keep connect to 2.4G wifi all the time.

Specification:
App: Smart Life app or Tuya Smart app
Material: ABS Plastic
Power Supply: 2pcs AAA Battery(Included)
Wireless type:ONLY Support 2.4 GHz WIFI (5G is not supported!）
Standby Current: 35uA
Working Temperature: -10°C ~ 50°C（14℉-122℉）
Size: 72*25*20mm/2.83*0.98*078inches
SMART DOOR SENSOR: The window door contact sensor is controlled by Tuya Smart or Smart Life App. You will receive an app push notification in real time when the wifi dooor detector separated. You can monitor your home security easily with the door sensor alarm. NOTE: Wireless door sensor only supports 2.4GHz Wifi .
VOICE CONTROL:The Alexa door sensor is compatible with Amazon Alexa and Google Assistant to realize voice control. Just link to Alexa or Google Home App via Smart Life or Tuya Smart App. Then you could say, “Alexa, is the ‘Device’s Name’ Closed/Opened?”
SMART HOME AUTOMATION: To turn on/off your smart home devices automatically by connecting the smart window sensor with your other smart home devices. You can set a condition in the smart scene, When door opened, Automatically turn on your smart wall switches or smart lights or the Amazon Echo Dot plays music.
EASY INSTALLATION & WIDELY USED: The wifi door and window sensor comes with 2 AAA batteries, metal screws and 3M tape. You can use screw in install it on the door or use the 3M tape to stick it on. The smart door magnet can not only be installed on doors and windows, but also can be installed in garage door, wine cabinet, mailbox, safe box, pet door, etc
MULTIFUNCTIONAL DOOR DETECTOR: Smart window sensor supports Remote Monitoring, Free App Alerts, View History Records and Sharing functions. So you don’t have to worry about your baby going out of house without notice, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home,shop,office ,etc. We provide 24 months warranty for door and window detectors