Rain Bird 8 Station Indoor/Outdoor Timer. This rugged contractor-grade case with set screw terminals for AC power and valve connections ensures reliable operation. The built-in battery provides backup power, while the multi-function display and intuitive programming dial make it easy to use. Program-based scheduling (A, B, C) and four start times per program (12 total start times) offer flexibility, while the up to eight stations plus master valve/pump start relay and rain/rain freeze sensor ensure efficient watering. Upgradeable to WiFi-based remote monitoring and control with the addition of a LNK2 WiFi Module (sold separately). Customizable watering options include days of the week, odd or even calendar days, or cyclic every one to 30 days, manual watering for single station/all stations/ individual program, watering delay, permanent days off, and season adjustable.