ProStar 30M 12VDC/24VDC full funtion controller with low voltage disconnect and a three function LCD display (battery voltage, panel current and load current). Enclosed in waterproof Pelican case with weatherproof connectors(one panel input, one battery connector with fuse and one DC output). Run you system in the elements, ideal for kayak systems or any situation where the controller may be exposed to the elements. Sophisticated three stage PWM charging regimen. Many additional features. 5 year warantee. 30A load.