Midnite Solars charge controller kits include everything you need to install a basic solar powered system, including the controller, breakers, wiring and an appropriate combiner or breaker box. This kit includes Midnites Kid charge controller with the necessary circuit breakers, wire, surge suppressor and a large breaker box with 175a DC circuit breaker for an inverter. This kit can be paired with a group of PV panels, inverter and batteries for a complete off-grid system.