eco-friendly Design waterproof electronic Ultrasonic Insect Killer Electric Mosquito Repellent Bracelet Band

The principle of mosquito repellent: the bracelet rings to imitate the sounds that female mosquitoes hate, such as the sound of male mosquitoes and cockroaches, to achieve mosquito repellent effect. In nature, females are sucking blood and are in the stage of conception. In this price range, female mosquitoes will avoid. Male mosquitoes, avoid secondary pregnancy. So the sound of the male mosquito can be used to achieve mosquito repellent effect.

Product features: pure physical mosquito repellent, not chemical drugs to repel mosquitoes, safer, more environmentally friendly, more assured, healthier. Old people, children, Pregnant women and pets can be worn. Products can be worn indoors and outdoors (seaside, park, camping, hiking),