The all-in-one 240V input volage, 50 Amp AC/DC distribution panel with built-in Charge Wizard®. Inteli-Power 4500 Series models can recharge the battery to 90% in 3-6 hours using the patented Charge Wizard technology. 11.85"W x 14.125"H x7.8"D Built-in Charge Wizard constantly monitors voltage status and automatically manages your battery12 built-in push and lock strain relief wiring connectors make installation quick and easyConverter/Charger section is accessible from the frontEasy access reverse battery protection fusesIntelligent, variable speed, cooling fanCompatible with Lead Acid and Lithium batteries