Electronic water timer with daylight sensor that automatically waters daily at sunrise, sunset or both. The best time to water your garden.Key Benefits Include:Features an innovative daylight sensor for automatically adjusting watering schedule to water at sunrise, sunset or both.Waters once or twice per day from 2, 5, 10, 20, 30 or 60 minutes.Waters daily up to twice a day ‘Water now’ function up to 60 minutes.Low battery indicator illustrates when the batteries require changingFully compatible water buttsController TypeSensorController Battery2 x AA (Not included)Water Now60 minsController Connection Size1″ BSP, 1/2″ BSP, 3/4″ BSP