Picking the right irrigation timer means thinking about how many zones your system has, how you'd like to control each one, and what power source works best for you. Some timers let you manage watering schedules per zone, adjust run times, and even delay cycles when it’s raining. You’ll find mechanical models that run on batteries and use simple knobs or solenoids, and there are also ... https://elitesprinklerrepairs.com/blog/f/how-to-choose-an-irrigation-timer