Connect this controller with water hose and set how often and how long to water, really effort and time saving in garden management. Cycles easily from the set clock, the watering time, how often, how long, then run the program. Powered by 2pcs AA batteries, it is low battery consumption and provides long life. Built with materials high quality and water resistant construction. This automatic water timer makes your garden irrigation system smart and smart. The Orbit Single Dial Water Timer will transform your hose faucet in a min-time programmed watering system. A large digital display, oversized dial, and simple controls make programming quick and easy. You're not worried about forgetting aquatic plants on time or forget to turn off the tap.