Specification:
Battery Type: Li-ion
Battery Voltage: 7.4V
Battery Capacity: 43Wh, 6Ah
Battery Color: white
Weight: 221g
Size: 88.30 x 70.00 x 21.90mm
Cells Amount: 4-Cells
Battery Cell Quality: Grade A


Replace Part Number:
PANASONIC CF-VZSU66U PANASONIC VZSU66


Compatible Laptop Models:
CF-C1AT01GGE, Toughbook CF-C1.

https://www.replacement-batteries.com/panasonic-cf-vzsu66u-43wh-laptop-original-battery-commodity-4.html