Sell Smart Mosquito Repellent Bracelet silicone waterproof anti-mosquito watch outdoor ultrasonic mosquito repellent best price

Bracelet ultrasonic bionic mosquito repellent Product Name: Ultrasonic Mosquito Repellent Bracelet Product Model: M1 Function: Ultrasonic mosquito repellent Input: 5V/1A Output: 34Hz-70KHz Charging time: about 30 minutes Endurance working Time: 130 hours Product color: black. White Overall weight: 50g Mosquito repellent principle Bracelet achieves mosquito repellent effect by imitating the annoying sounds of female mosquitoes, as compared with the sounds of male mosquitoes and dragonflies. In nature, all the blood-sucking mosquitoes are female mosquitoes, and they are all in the stage of conception and ovulation. In this price range, female mosquitoes will avoid male mosquitoes and avoid secondary conception. Therefore, simulating the sound of male mosquitoes can achieve mosquito repellent effect. Product Features Pure physical mosquito repellent, not chemical drugs, is safer, more assured, more environmentally friendly and healthier. It can be worn by the elderly, children, pregnant women and pets. Portable products can be worn indoors and outdoors (Seaside, Park, camping, mountaineering, fishing). M1 model without time display M2 model with time display M1 Black (without time) M2 black (with time) M1 White (without time) M2 white (with time)