Product Type: Li-Polymer, Volts: 7.6V, Capacity: 5500mAh / 41.80W h^^Product
Size: 162.72 x 158.00 x 4.30 mm, Weight: 456.0 g.
^^Safety protection: Over-charge, over-discharge, over-heat, over-current & short-circuit protection. ^^Certificated with FCC, CE, CB, ISO9001, and RoHS. ^^14-day money back guarantee and 12-month warranty.