M90 Electronic Mosquito Repeller Adult Children Pregnant Women Outdoor Ultrasonic Anti-Mosquito Smart Bracelet(Black)

1. Frequency: 34HZ-70KΗZ
2. Function: acoustic wave mosquito repellent
3. Charging input: mrico USB 5V/1A
4. Charging time: about 30 minutes
5. Continuous working time: 150 hours
6. Battery capacity: 100mAh 3.7V polymer battery
7. Weight: about 36g

-Functional features:
1. Intelligent ultrasonic mosquito repellent bracelet, physical mosquito repellent, safe and harmless, pregnancy and infancy available
2. Powerful, efficient mosquito repellent, all-round care of your health, rest assured that the use of small and lightweight
3. Plug-and-play, easy to disassemble, intelligent chip, intelligent repellent, long life, wide applicability
4. 3 levels of repellent settings, in standby mode, press the power to open the blue indicator light, can be used

-Precautions for use of the product
1. When using the product, it is strictly prohibited to cover the product with clothes
2. The product effective range of 5-10 square meters, the built-in battery can be used continuously for 7 days, the product on the wrist, turn on the power switch can be used