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Li-Ion Battery Banks

Consumers can find more models with 18650 battery charger or Li-ion rechargeable charger from Yousan power bank factory.Power bank serve as extra battery or external charger for your mobile,tablet pc,digital devices.All of our battery feature temperature Resistance,Input/output Overvoltage Protection,Protection from Short Circuit,Automatic Charger Protection,Protection from Overcharge and Over-discharge,Reset Mechanism,Protection from Output Overcurrent,PTC Protective Circuits