Panasonic CF-VZSU51AJS CF-VZSU51JS CF-VZSU51R CF-VZSU51W CF-VZSU57JS Battery -  Compatible Model Numbers: Toughbook CF-T7, Toughbook CF-T8, Toughbook CF-W7, Toughbook CF-W8  - Battery Type: Li-ion, Battery Volt: 10.8V, Capacity: 5800mAh, Battery Color: Bl