How to Use: Download "smart life", register an account, add a device, and you can use it. Specification: Item Type: WiFi Water Timer Material: Polysilicon Weight: Approx. 717g / 25.3oz Water Outlet Interfacen: G1/2 Male Thread Water Inlet Interface: G3/4 Female Thread Rated Voltage: 5V/1A Pressure: ≤1.6Mpa Battery: 2 x AA Batteries (not included) Controller Operation: APP Remote Control, Site Manual Control, APP Timing Control Signal Distance: The connection distance between the gateway and the controller is within about 50m / 164ft Waterproof Grade: IP66 Gateway Related Parameters: Working Temperature: -10C~+50℃ / 14℉~+122℉ Working Humidity: 0-90%RH Wireless Connection: WiFi IEE802 11b/g/n 2.4G below 1GHz Indoor: Penetrates 2-3 Wall Outdoors: Covers an area over 180m / 590ft wide One gateway can connect 8 smart water valves Mainly used for greening, lawn sprinkler irrigation, fruit tree irrigation Package List: 1 x Controller (Battery Not Included) 1 x Gateway 1 x Screwdriver 2 x Spare Screws 1 x Washer 1 x USB Cable 1 x English Manual