Specifications:
- Battery: 18650 Lithium-Ion
- Capacities: 2000mAh, 2200mAh, 2600mAh
- Input: 5V 1000mAh
- Output: 5V 1000mAh
- Input/output voltage current: 0.5
- Maximum voltage protection: 4.3V±0.5V
- Over current protection: 1.6A
- Material: aluminum case
- Charging time: 3 hours
- Life time: over 500 times
- Colors: black, blue, green, red, yellow, silver
- Logo: laser engraving / printing