The lightning-fast smart, door and window sensor.

Shelly Door/Window is designed to detect and report the opening and closing of doors and windows. Its compact design allows it to be easily installed on any door or window, and because of its lightweight, the sensor is nearly invisible.

With Shelly Door/Window 2, you are aware and receive an instant notification if a door/window gets opened when you are not at home.

Shelly Door/Window 2 is open to the world and developers, it comes with a programming/debug header that can be used to flash alternative firmware on the device. It has an ESP8266 inside, with a 2MB flash chip. A USB-to-UART adapter is needed as well as a reliable 3.3V with at least 350 mA drive capability.

Features:

Power supply 2x 3V CR123A batteries (batteries not included)
Battery life 2 years
Working temperature -10 ÷ 50°C
Temperature meas. range: -10°C ÷ 50 °C (± 1°C)
Radio signal power: 1mW
Radio protocol WiFi 802.11 b/g/n
Batteries not included
Frequency 2400 – 2500 MHz
Operational range (depending on local construction):
Dimensions:
Electrical consumption

Benefits:

Wireless – No Hub Required – Shelly Door/Window 2 connects directly to your home Wi-Fi network.
Stay safe – Shelly Door/Window is going to remind you about open windows when you’re about to leave for work, go to sleep, or when it may rain.
Highly compatible – Compatible with Android, iOS, Amazon Alexa and Google Assistant.
Door sensors – Shelly Door/Window detects and reports the opening and closing of doors and windows.
Temperature sensor – Be aware of temperature fluctuations and keep your home comfortable at any time.
Light sensor – The device has an integrated LUX sensor.
Wire free – Simply place the sensor on your door or window frame and you are all set.
Monitor remotely – Monitor you home, no matter where you are via the Shelly Cloud app and your phone.

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