100% brand new and high qualitySpecifications:Type: Li-ion BatteryColor:BlackCompatible: Xiaomi Yi Action CameraCapacity: 1010mAhVoltage: 3.7VOutput Voltage: 5V 2AInput Voltage: 5.0V 800MA-2800MASize:6 x5 x2.5cmQuantity:1PCColor may be little different due to monitor、 thanks for your understanding!