Smart water valve, \"powered by Shelly\", that provides precise control over the water supply to your home, irrigation system or pool installations. For automation based on ambient temperature or water temperature as well as all functions of Shelly devices. - Drinking water certified valve (NSF) - Different sizes available ? DN15, DN20 and DN25 - Supports DS18B20 temperature sensor for automations based on ambient or water temperature - Emergency power function to open/close in case of power failure - Precise valve control from 0?100% - Powered by a standard USB Type-A port (2A) - No hub required! - WLAN and Bluetooth connectivity - WLAN range extender & BLE gateway - Equipped with a Shelly chip and all Shelly functions - Highly compatible! Easy control via the Shelly Smart Control app, most platforms and protocols, and voice assistants. Compatible with Alexa, Home Assistant or your favorite automation system Common uses: - Irrigation - Pool automation - Water control