Meet the newest addition to the Renogy Rover Series, the 30A Rover-Li MPPT Charge Controller. The Rover-Li is not only capable of self-diagnosing errors, but it can also automatically detect 12V/24V systems. Pair this MPPT charge controller with the battery of your choice, from sealed to lithium. This 30A charge controller is encapsulated with a sturdy case that protects against general wear and tear. It also includes an aluminum heat sink for heat dissipation. Compatible with the Renogy BT-1 Bluetooth Module, users can connect to and monitor their solar power systems in real time, straight from their phones.