1. Material: ABS+plating
2. Input: 5V/0.5A
3. Watch output: 3W
4. Charging efficiency: 75%
5. Input port: Type-C
6. Working distance: about 3mm
7. Working temperature: -10 degrees to 45 degrees
8. Battery capacity: 1000mAh
9. Stainless steel pull ring design, convenient for hanging
10. 1000mAh watch power bank, compact and portable