- Battery Capacity: 1800mAh/3.7V<br />- Charger: <br />- Input: AC 100~240V<br />- Output: DC 4.2V、 350mA<br />- USB: 5.2V、 800mA<br />- Comes with EU plug adapter<br /><br />                                                                                                                                Dimensions: 3.31 in x 2.01 in x 1.06 in (8.4 cm x 5.1 cm x 2.7 cm)<br />Weight: 3.17 oz (90 g)<br /><br />