The Rain Bird simple-to-set irrigation timer controls up to 4 valves with zone-by-zone customizable watering settings. It can be direct-wired into your power source or used with a power cord. You can make seasonal adjustments with one touch, increasing irrigation when it's hot and dry, and reducing it during rainy conditions. Durable with superior surge protection, this irrigation timer works with most irrigation valve models using 24 VAC. Kit includes a timer, weather-resistant cabinet, built-in transformer and cord.