The CF-54 Panasonic Original Battery Pack CF-VZSU0PW is a high-quality replacement battery designed specifically for Panasonic Toughbook laptops. With a capacity of 4080 mAh and a voltage of 11.1V, this Li-Ion battery provides long-lasting power for your device. It is compatible with various Panasonic models including the 54 Prime, 54 Gloved Multi Touch, 54 Performance, Toughbook 54, and 54 Lite. The sleek black color adds a stylish touch to your laptop, ensuring you have a reliable power source for extended use.