Door Window Sensor: Smart Tuya Door Sensor Free App Real-time Alerts, Wireless WiFi Window Contact Sensor for Home Security & Smart Home Automation, Support for Alexa Google Assistant (4-Pack)

Product descriptionThis is an independent door and window alarm sensor, withBluetooth + Wifi dual connecting mode, it can automaticallyconnect to the TUYA APP or Smart Life APP quickly, without theneed for a gateway or alarm host. Even when you are going out,you can monitor the open/close status of your doors, windows, anddrawers in real-time through the TUYA APP, also view the alarmrecords through the APP, and share the device using with yourfamilies.Specification-- App/Platform: Tuya / Smartlife APP-- Works With Google Assistant and Amazon Alexa-- Wi-Fi Band: 2.4GHz（5G is not supported!）-- Power supply: 2 PCS AAA battery( Included)--Standby Current: 35uA-- Detecting distance: ≥15mm-- Operating Temperature: -10℃~+55℃-- Operating Humidity: Maximum 95%RH--Weight: 49g/0.1lb--Size: 69.5*24*16mm/2.73*0.94*0.63inPackage List:1 * tuya wifi door/window sensor1 * Instruction Manual2 * 3M Stickers2 * AAA battery

• Receive Real-time Alarms Remotely: when a Smart Door Window Sensor is opened or closed, the tuya door window sensor will push instant notification to your smartphone immediately. and even can be clear when someone enters your home, shop, office, etc.
• Programmable Tuya Smart Window Sensor: Extend your smart home automation with a WiFi Home Security Alarm; Set up your smart routines in the app; Automatically turn on your smart wall switches or lights when the door opened; Automatically turn off you're air-conditioning when the window opened; More smart devices can be sync as long as they are compatible with Smart Life app.
• Newly Upgraded Tuya Door Sensor: Newly upgraded version is Bluetooth + Wifi dual connecting mode, do upgrade for help faster and better paring device to the App, No hub required; Simple setup! Wifi garage sensor is compatible with Amazon Alexa.
• Easy Installation Door Sensor: No Need to use complicated tools when installation, just use 3M glue to install, firm and durable. Wifi door window sensors can be installed on the front door, window, baby room, garage doors, skylights, safes, etc.
• Low Power Warning: The Battery-Powered Window Alarm needs 2*AAA Alkaline battery ( included). When the battery level is low, Wireless Entry Sensor will automatically push messages through APP to remind you to change the battery, and never worry about running out of battery. Provide 24-hour after-sales service.