2.8 x surge rating with 1.0 power factor for demanding applications like air conditioners, microwaves, and refrigerators. 7 selectable 3-stage battery charge profiles. Instant AC transfer switch passes AC shore/station power. Charges batteries when shore/station power is present or switches safely into inverter mode. Modified sine wave technology is ideal for large AC load applications. Overload, high temperature, and high/low battery voltage protection. Removable deluxe remote. On/Off/Standby power modes and high visibility. LED indicators for charger, inverter, and fault modes. 2,500 watts continuous. 50-amp charger. 17"L x 9"W x 7"H.