1. Material: ABS+PC+V0 fireproof 2. Enter: Type-C: DC5V-2A Micro: DC5V-2A 3. Output: USB1/USB2: DC5V-2.1A 4. Total output: DC5V-2.1A 5. High-definition LED digital display, accurate display to 1% 6. Dual port input and output, no need to wait for charging 7. Suitable for dormitory, live broadcast, travel and other places