this offers a range of about 10 meters, within which an automatic irrigation system can be conveniently controlled via the corresponding app, via the GARDENA Bluetooth® App can be programmed up to 3 automated schedules with different start times, durations and repetitions, also a seasonal watering duration as well as a rain break can be set by the user if desired, the free GARDENA Bluetooth® App for iOS and Android turns the smartphone or tablet into a remote control with which the control unit of the valve can be conveniently and easily operated within a radius of 10 meters (requires min. iOS 12.X, Android 5.0, Bluetooth® Low, Energy 4.0), the central button allows the start of a manual watering with automatic stop function, the battery-powered irrigation controller allows a convenient connection and use, a 9V alkaline battery (not included) allows a runtime of about a year