Advent Replacement Battery 10.8V 4400mAh — Compatible with L51-3S4000-S1P3, L51-3S4400-C1L3, L51-3S4400-S1S5, L51-4S2000-C1L1, L51-4S2000-G1L1, L51-4S2200-G1L3, WP-UNL50/3

Product adaptation Part No: L51-3S4000-S1P3, L51-3S4400-C1L3, L51-3S4400-S1S5, L51-4S2000-C1L1, L51-4S2000-G1L1, L51-4S2200-G1L3, WP-UNL50/3. This is a Li-ion replacement battery with a rated voltage of 10.8V and a capacity of 4400mAh. Physical specifications: 202.00x53.50x21.50mm (size) and weight 473g. Built-in safety protections include over-charge, over-discharge, over-heat, over-current & short-circuit protection. The battery is certified to ISO9001, RoHS, CE, UN38.3, and MSDS standards. Please verify the battery part number before purchasing to confirm compatibility and ensure your device can resume operation. Includes a 12-month warranty, a 30-day Money Back Guarantee, and 7*24 hours customer service.