Lenovo Battery 4 Cell

The Lenovo 4-cell battery with part number FRU00HW029 is an original replacement battery for compatible Lenovo laptop models. This 4-cell lithium-ion battery provides reliable power for mobile computing applications and ensures consistent performance during travel or remote work sessions. The battery features advanced energy management technology that optimizes energy consumption while maintaining stable voltage output. With dimensions of approximately 205 mm in length, 45 mm in width, and 20 mm in height, this compact power source integrates seamlessly into compatible laptop chassis. Weighing around 280 grams, it adds minimal extra weight to portable devices. Constructed with high-quality lithium-ion cells, this power unit delivers reliable performance across various application scenarios. The battery management system includes multiple safety features such as overcharge protection, temperature monitoring, and short circuit protection. Compatibility includes select ThinkPad and other Lenovo laptop series, with users advised to check specific model compatibility before purchase. The 4-cell configuration offers a balanced runtime and portability, making it suitable for standard workday usage patterns. The battery capacity typically ranges between 2000-3000 mAh, depending on specific model requirements, with an average runtime of 4-6 hours under normal computing conditions. The battery interface follows standard Lenovo connector specifications for secure electrical connection and data communication with the host device. The charging time is typically 2-4 hours when using original Lenovo power adapters. This replacement part meets the original equipment manufacturer standards for performance and safety compliance.