... T bank transfer Caapacity:5200mAh/3.7V Spec1. Battery Type:Li-Polymer Battery2. Capacity:5200mAh3. Input: ... charged.3)Press the button to display the battery cap,and Press the button for 3S ... It can detect the load auto matically,if there have no load,or,the load is fully charged,output ... connectors + iPhone connectorb.1 PCS USB 5200 mAh Digital Battery Charger ,Power Bank for Iphone ,Mobile phone,camera, ...