This is a brand new Genuine Panasonic CF-VZSU71U battery.
This Panasonic CF-VZSU71U battery is compatible with the Panasonic ToughBook CF-31, MK1, MK2, CF-52 and CF-53 models. The high quality Panasonic cells inside the battery cartridge will provide longer run times between charges as well as a longer service life than cheaper batteries.
Each Panasonic CF-VZSU71U Battery is individually tested and inspected before shipment and backed by 30 day complete satisfaction guarantee and a 1 year warranty.
You can expect about 10 hours of run time with this Panasonic CF-VZSU71U battery when new, depending on your energy use.
This battery works with the Panasonic ToughBook CF-31, CF-52, CF-53 series laptops.
Replaces these Panasonic battery part numbers:
CF-VZSU71U
CFVZSU71U
CFVZSU71
CF-VZSU72U