● Smart mobile power bidirectional output to charge fast and secure with 18W maximum power. ● Type-C USB charge and discharge, USB Type-C adapter can charge the phone also support Type-C charger for mobile power charging directly. ● The Bluetooth headset and bracelet can be charged after double-click the button to open two hours charging current. ● High-density lithium polymer battery. ● Ruggedness, anti-sweat corrosion with aluminum alloy metal case. ● Exhibits two visually exquisite contours, to enhance the sense of quality while also enhancing the feeling. ● Power: 3.85V ( 38.5Wh )