The Orbit WaterMaster 6 Station Dual Program Sprinkler Timer Model 57196 is a reliable and efficient watering equipment for indoor use. This green-colored sprinkler controller features a lithium-ion battery source and offers up to 8 watering frequencies per day with various watering durations. With 4 zones and 8 watering programs, this model from Orbit includes features such as rain sensor terminals, dual program sprinkler, and a rain delay function for customizable watering schedules. Perfect for home gardening and outdoor maintenance, this Orbit WaterMaster is a convenient and practical addition to any yard or garden.