Wireless sensor and door Sonoff DW2

Sonoff DW2 wireless window and door sensor

Intelligent home in your hand!
Works with your Wifi Router,
Does not need any additional gateways, control panel.
Main product advantages:
* Connects to your Wifi network.
* Works with eWelink application.
* You will receive a notification on your phone when the status changes.
* Battery lasts for at least one year.
* In the app you can see the battery status of the sensor.
* Ability to create smart scenarios with other devices from the eWelink app.
In combination with the Sonoff camera you can control who has entered the house, just point the camera at an open window.
Technical specifications:
* Wireless network: Wi-Fi 2.4GHz 802.11b/g/n
* LED status indicator.
* Wireless control via smartphone over the internet
* Power supply: AAA 1.5V battery
* For indoor use
* Operating temperature: 0°C/40°C
* Operating humidity: 20-85%
* Manufacturer: Sonoff
* MCU manufacturer: Itead Sonoff Technologies.
* Security types: WEP64/WEP128/TKIP/CCMP(AES)
* Downloading the eWelink app from Google Play or App Store is required to use the sensor.