Sunwize SolCharger models are available in rated output power from 3 watt to 24 watt, operate DC loads with small to moderate output. Designed to perform in any environment and for any remote power application. SunWize SC12-12, 12 watt PV module, 18.7 Vmp. Dimensions 13.3"x11.7". More info... SunWize_SolCharger3.pdf