Orbit 62040 2-Dial Digital Hose Faucet Watering Timer Automatic operation conserves water One button sets time of day, one button sets watering time One dial controls watering interval, one dial controls watering duration Select any of 10 watering intervals to water from every 2 hours to once per week Saves water in drought conditions Automatic operation conserves water One button sets time of day, one button sets watering start time One dial controls watering interval, one dial controls watering duration Select one of 10 watering intervals to water from every 2 hours to once per week For outdoor use with cold water only