Features temperature compensated battery charging to allow for lower charge voltages in hotter temperatures and higher charge voltages when it's cold. This lightweight unit provides battery charging options like never before available. ParaMode is constructed of rugged steel to provide long term durability. A high efficiency, temperature controlled fan ensures reliability on all type of weather. The ultra clean, filtered DC power produced by ParaMode is ideal for battery charging and powering all your RV appliances. The TempAssure senses ambient conditions and adjusts the ParaModes charge voltage accordingly.