1. Operating voltage: 3.7V
2. Battery capacity: 300mAh
3. Charging time: about 1.5h
4. Use time: about 20 days
5. Charging port: Type-C
6. Input: DC 5V / 1A
7. Waterproof rating: IP67
8. Material: ABS
9. Weight: about 75g
10. Main unit size: about 7 x 4cm
Features:
1. 3 training modes, 8 levels adjustable
2. High-definition screen, color display
3. Intelligent chip, 0.01s response time
4. No false trigger, automatic protection settings
5. IP67 waterproof, no fear of rainy days