Garden: Get a multi-function watering tap controller. Requires: Two 1.5V AAA batteries (not included). Automatic irrigation: You can set how often to irrigate, and how long to water for. Includes: Watering timer, screw cover, quick connector, tap joint, unit nut and a manual. Controlled by: Rotary switch with the shortest valve opening watering time being one minute, and the longest at 120 minutes. Multi-Function Faucet Controller | Living Social