ACOPOWER Waterproof ProteusX 20A PWM Solar Charge Controller
8 Battery Type Compatible -Lithium-ion, LiFePO4, LTO, Gel, AGM, Flooded, Crystal and Calcium.
Waterproof design, suitable for indoor, outdoor, camping, boat, and RV use.
20 amps 12V/ 24v auto continuous charging capacity, enables use of up to 12V/360watts, 24V/720watts.
Negative Ground Design Large LCD display - Volts, amps, amp hours and battery presets.
5 stages of charging for 100% return of capacity and longer battery life- Soft, Bulk, Absorption, Equalization and Float stages. Protection against: reverse polarity and battery connection, reverse current from battery to solar panel protection at night, over-temperature, and over-voltage