VINTRONS Battery HUAWEI Ascend Mate, MT1-U0, MT1-U06, 3900mAh / 3.8V mAh Capacity: 3900mAh / 14.82Wh Type: Li-Polymer Volts: 3.8V Size : 89.57 x 66.61 x 4.33mm Certificated with ISO9001, RoHS & CE;