The HP 640 G1 Laptop Battery is a high-performance lithium-ion battery designed specifically for the HP ProBook 640 G1, providing reliable and long-lasting power for your device. Available in various capacities, including 2400mAh, 3400mAh, and 4400mAh, this battery allows users to select the option that best fits their needs. Depending on the chosen capacity, users can expect battery life ranging from 2-3 hours for the 3-cell version to up to 4-6 hours for the 6-cell variant, ensuring that you can work, study, or enjoy media without interruption.

Operating at a voltage of 11.1V, the HP 640 G1 battery delivers stable power to support your laptop's performance. Its sleek black design is complemented by dimensions of approximately 215 x 60 x 20 mm for the 3-cell version, making it compact and lightweight (around 250g), which is ideal for portability. The battery's compatibility with multiple replacement part numbers, such as HSTNN-IB42 and 693709-001, ensures it is a versatile option for users seeking a reliable replacement.

Equipped with essential safety features, including overcharge protection, short circuit protection, and temperature control, this battery guarantees safe and dependable operation. Additionally, it meets international safety and environmental standards with CE, FCC, and RoHS certifications. Typically backed by a 12-month warranty, the HP 640 G1 Laptop Battery provides peace of mind for users who depend on their laptops for daily tasks. With this battery, you can confidently power your HP ProBook 640 G1 and enjoy the freedom to work and play on the go.