DLS Series M Models provide the same exceptional performance as other DLS models in addition to featuring a compact housing configuration with side-mounting feet. Switch-mode technology provides the quality battery charging and power conversion your RV needs. Features clean DC output, two charging modes (13.6V and 14.2V), low operating temperature, built-in protection, and more. Works in conjunction with the IQ Smart Charger for automatic three-stage battery charging, providing safer charging and longer life for RV batteries. UL and CUL listed.