This is a Genuine Panasonic ToughBook CF-19 CF-VZSU48U premium grade replacement battery. The superior cells inside the battery cartridge will provide longer run times between charges as well as a longer service life than cheaper batteries. In addition, Li-ion batteries are not subject to the memory effect common with older battery technology. This means you can recharge your laptop any time without diminishing your battery capacity.
Voltage: 10.8 Volts – also compatible with 11.1 Volt systems
Battery Capacity: 5700 mAh
Battery Type: 6 Cell Li-ion