Lenovo BATTERY 4cell 80Wh 15.36V

The Lenovo 80Wh 4-cell laptop battery (model 5B11K38959) provides reliable power for compatible Lenovo laptop models. This lithium-ion battery delivers 80 watt-hours of capacity, allowing for extended usage times between charges. The 4-cell configuration ensures balanced power distribution and stable performance. Specifically designed for Lenovo laptops, this battery maintains compatibility with original charging systems and power management features. The battery construction integrates safety protection measures, including overcharge protection, short circuit protection, and temperature monitoring. With dimensions optimized for laptop integration, this replacement battery retains the original form factor and interface. The energy density of lithium-ion technology offers efficient power delivery with minimal weight. Battery performance varies based on usage patterns, screen brightness, and running applications. This battery is designed as a replacement part for compatible Lenovo laptop systems that require a power source renewal. Proper handling and storage recommendations include avoiding extreme temperatures and maintaining partial charge during extended storage periods. Installation follows standard laptop battery replacement procedures with appropriate safety precautions. The battery chemistry supports typical charge cycles with gradual capacity reduction over longer usage periods. Compatibility checks with specific laptop models are recommended before purchase to ensure proper fit and function.