M20 Outdoor Ultrasonic Wave Mosquito Repellent Wristband with Clock & Body Temperature Test(Black)

1. Color: black, white, pink
2. Battery capacity: 80 mA
3. Weight: 50g
4. Packing size: 10x4.5x6cm
5. Do not worry about being bitten when playing outdoors
6. Purpose: Effectively repel mosquitoes around
7. Principle of mosquito repellent: The bracelet mimics the hate sound of male mosquitoes, such as the voice of male ants, to achieve the effect of repelling mosquitoes. At this stage, female mosquitoes will avoid male mosquitoes to avoid second conception. Therefore, simulating the sound of male mosquitoes can achieve the mosquito repellent effect
8. The temperature test needs to be worn for more than five minutes, and the test data is more accurate