... 360MA3.Built-in battery 3.7V,3000mAh(polymer lithium cell with great capability and high-ratio 4.Input voltage/current 5V ... constant voltage.4.Auto protection function,overcharge,over discharge,overload,reverse connection,short-circuit will be protected;lighting protection and built ... ,Mp3,Mp4, IPOD,DV etc digital products.9.Charging time(with proper AC adapter:2~3 hours10.Working time(battery is ...