This product adopts microchip infrared heat pulse technology, and the mid-infrared rays of 8.9 micron wavelength act to quickly relieve itching after being bitten by mosquitoes (insects), eliminate toxic biological enzymes, eliminate allergens, and quickly inhibit or kill the cocks. itching. With UV detection function: Provide scientific basis for UV protection, protect your skin while enjoying the sun, and avoid skin damage due to insufficient protection or excessive use of chemical sunscreen products. Simulate the detoxification reaction of the human body after being bitten, use pulse technology and temperature to quickly metabolize the itching substances in mosquito saliva, and eliminate itching with one click, which is safer, more reliable, and non-allergic. Super battery life, built-in high- performance lithium battery, comes with a high-quality Type-C charging cable, can be used more than 300 times on a single charge. The Type-C charging cable is suitable for various charging methods such as mobile power supply, computer, adapter, socket with USB interface, etc., which is flexible and convenient. Suitable for a variety of bite and itching scenarios, it is compact and portable, and can be carried with you. Whether it is mosquitoes, bees or ants, it can relieve itching with one click and protect the whole family.