The-Timer is considered by many to be the best deer-feeder timer on the market. It's easy to install with a four-wire hookup and it's easy to operate. The-Timer can feed up to six times a day and feed times can vary. It runs on main 6- or 12-volt battery(not included) when hooked to it and is compatible with a 6- or 12-volt unit. Built-in battery-level indicator. Push button to reset. Wiring harness included. Five-year warranty.