Feature: 1. Wireless water shutdown controller for standard home automation systems. 2. Prevents water damage. 3. Water shutdown and smartphone notification when a leak is detected. 4. Easy installation, no plumbing required. 5. Compatible with the mobile phone application remote control on / off and synchronization. 6. Compatible with Amazon Alexa and Assistant. Specification: The intelligent wireless valve manipulator uses the 2.4 GHz WiFi solution based on the latest radio technology. It is a novel design product with short distance, low cost, low energy consumption and high reliability. It adopts international WiFi technology and fully compatible with wireless networks. It can be used as a signal relay point and other devices. Forgetting to close the tap water valve when leaving? Do not worry and you can control it through your smartphone. Features: Wireless water shutdown controller for standard home automation systems. Prevents water damage. Water shutdown and smartphone notification when a leak is detected. Easy installation, no plumbing required. Compatible with the mobile phone application remote control on / off and synchronization. Compatible with Amazon Alexa and Assistant. Specification: Material: ABS + Stainless Steel Input voltage: AC110V-240V Voltage: 12 V/1 A Technology: WiFi Communication Frequency: 2.4G Wireless Distance: 30m(Outdoor) Application Valve Type: Handle Valve Valve Pressure: 1.6Mpa Valve Specification: 4 Points(1/2") Valve Open And Close Time: 5-10 Seconds Torque: 30-60kg.cm Weight: 350g / 0.77lb Package size: 130 * 118 * 90mm / 5.1 * 4.6 * 3.5in Package weight: 550g / 1.21lb Packing List: 1 * Wifi Valve Manipulator (Not Include The White Senser) Package List: 1 * Wifi Valve Manipulator (Not Include The White Senser)