Universal external charger for mobile phone Li-ion battery Be used for a variety of digital ... Product Features:1.Built-in high-capacity li-ion battery, 2200mah, to make sure 500 times above charging cycle..2 ... ,2. Hard plastic shell,five difference color,3. The battery capacity: 2200mah4. Input, mini-USB 5V / 1A (Max ... 40pcs per carton5, Carton weight: GW 8KG Universal external charger for mobile phone