110V–240V 50Hz 0.3A input Maximum Output: 5V for USB-A1 USB-A2 2.1A: 5V 2.1A Output total: 5V 2.1A Maximum charging capacity: two USB-A ports USB-A to 8 Pin + Micro USB + Type-C (2.1A Max) charging cable Composition: ABS Small and Light, Convenient to Transport Multi-protocol compatibility and multi-device charging compatibility