Perfectly designed for permanent installation on board your boat to charge your 36V MillerTech LiFePO4 battery or batteries. 3 stage charging profile. 110V AC input. 43.5V 15A DC output. IP65 waterproof rating. Perfect for 60Ah size batteries. Handle on top is removable. 11"x7"x6" (LxWxH) 1 year full replacement warranty.