Szdcoo Replacement Battery 14.4V 4400mAh for Medion — Fits 40029778 / 40029779 (BTP-D4BM, BTP-D5BM)

Compatible Part Numbers: 40029778, 40029779, BTP-D4BM, BTP-D5BM — please verify your device’s battery part number before ordering to ensure proper fit and operation. Product Parameters: Li-ion chemistry, Volts: 14.4V, Rate: 4400mAh. Physical specs: Size: 207.02x77.00x24.09mm; Weight: 535g. Integrated safety features include Over-charge, over-discharge, over-heat, over-current & short-circuit protection. Tested and certificated to ISO9001, RoHS, CE, UN38.3, and MSDS standards. Comes with a 12-month Warranty, 30-day Money Back Guarantee, and 7*24 hours customer service support.