1. Physical repellent, waterproof and dustproof, safe and non-toxic, can be worn by the elderly, children, pregnant women and pets
2. Smart chip, long battery life, digital display of time
3. Detachable watch strap design
4. Quiet mosquito repellent, does not affect comfortable sleep
5. Battery life: 150 hours
6. Charging time: about 30 minutes
7. Rated voltage: 5V
8. Rated power: 5W
9. Input current: 1A
10. Output frequency: 34Hz-70KHz
11. Applicable age: 3 years old and above
12. Battery capacity: 90mAh
13. Power mode: USB charging / built-in lithium battery
14. Applicable scenarios: seaside, park, camping, mountaineering, fishing
15. Dimensions: 25 x 3.8 x 1cm
16. Weight: about 46.5g
