Powers your world. Ideal for Super LifeJacket Jolt Rugged IMW888S, IMW889N-BLKC, DIY electronics, audio, robotics, home automation, and lighting.[After-sales Service] Don't hesitate to reach out! Our technical team is ready to answer your questions. Get in touch at xain-usa.com, and we'll be happy to help. [Satisfaction guaranteed] Backed by a 30-day return policy for your peace of mind. [Quality assurance] Experience superior battery life with our products, backed by certified suppliers and stringent quality controls. [Dimensions & weight] This battery measures approximately 2.7 inches long, 2.5 inches wide, and 0.75 inches thick, with a tolerance of +/- 1/8 inch in each dimension. The weight is approximately 150 grams. [Protection-BMS] Equipped with a robust BMS, this battery offers comprehensive protection. Features include overcharge/discharge prevention, overcurrent and short-circuit safeguards, temperature control, and advanced cell balancing. Operates within a safe voltage range of 8.1V to 12.6V. [High Performance] Delivers reliable power with 0.2C charge/discharge rates, 12.6V charge cutoff, 9.0V discharge cutoff, and 2.6A max current. It is built with premium "A" grade cells for low internal resistance, extended life, and stable output. [Technical Information] High-performance 11.1V, 2600mAh Li-ion pack, 3S1P configuration, BMS protected, JST-XH2.54 connector.