Mosquito repellent principle: The wristband achieves the effect of repelling mosquitoes by imitating the annoying sounds of female mosquitoes, such as male mosquitoes and dragonflies. Mosquitoes will avoid male mosquitoes and avoid second pregnancy. Therefore, the sound of simulating male mosquitoes can achieve mosquito repellent effect.

• Physical mosquito repellent without any impact on the human body, creating a comfortable and good environment
• Purely physical mosquito repellent, not chemical drug repellent, is safer, more environmentally friendly, more secure and healthier. Suitable for the elderly, children, pregnant women and pets
• Portable wristband, can be worn indoors and outdoors (seaside, park, camping, mountaineering, fishing)

Specification:

• Product model: M90
• Function: Sonic Mosquito Repellent
• Input: 5V/0.5A
• Output: 34Hz-70KHz
• Charging time: about 30 minutes
• Endurance working time: 150 hours