The BTI 3-cell lithium-ion notebook battery from Battery Technology is designed to provide reliable power for your devices. With a voltage of 11.7 V and a capacity of 4875 mAh, this battery ensures extended usage without frequent recharging. The 57 Wh capacity means users can count on sustained performance whether working on demanding tasks or casual usage. Compliant with WEEE standards, this battery reflects a commitment to environmentally-friendly practices in technology. Experience functionality and longevity in your notebook's performance with this dependable battery solution.