Smart Door and Window Sensor: WiFi Door Sensor for Home Security, Free App Alerts, Wireless Contact Sensor, Programmable with Smart Life Devices, Compatible with Alexa, Google Assistant (1-Pack)
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.
You can use the door sensors to protect liquor & medicine cabinets, gun safes,
storage lockers & boxes. Place a sensor on your fridge/freezer door or lid and
know if it was left open, to prevent food loss. Specification:App: Smart
Life/Tuya SmartMaterial: ABS PlasticColor: WhitePower Supply: DC3V
LR3022(included)Wireless type:WiFi 2.4 GHz (5G is not supported!_Standby
Current: �10uALow power undervoltage:�2.4VWorking Temperature: -10�C ~
50�C_14_-122__Size: 722520mm/2.830.98078inches
 
Product Features
  

         
FREE APP ALERTS FOR PEACE OF MIND: No hub required; The window door contact sensor is controlled by Tuya Smart App or Smart Life App. An alert notification will automatic send to you once the sensor triggered; A must have security system accessories
         
SMART HOME AUTOMATION: You can set a condition in the smart scene, Automatically turn on your smart wall switches or lights when door opened; or the air conditioner in your room is turned off once your window is open. More smart devices can be sync as long as they compatible with Smart Life app.
         
SMART SECURITY SENSOR: All alarm record history can be check in app; 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
         
INSTALLS IN MOMENTS: The door alarm comes with 2 AAA batteries, metal screws and 3M tape, which make it possible to use directly when you received the package. Just scan the sensor's QR code, give it a name, peel off the 3M mounting tape, press the sensor and magnet to the door and frame, and you have added security to your home or business!