M30 Nuovo braccialetto antizanzare elettronico a ultrasuoni per l'estate, intelligente, in silicone, per esterni

Product Name Ultrasonic Mosquito Repellent Watch Product Model M30 Function Sonic Mosquito Repellent Enter 5V/0.5A Output 34Hz–70KHz Battery Capacity 80mAh Charging time About 30 minutes Battery Life Working Time 150 hours Product Color Black. White. Blue. Pink Single unit packaging dimensions 32*52*78mm Overall machine weight (including packaging) 36.5g Packing Quantity 150 units/box Full Box Weight 5.9kg Packing Size 210*280*430mm Mosquito Repellent Principle The wristband achieves its mosquito repellent effect by imitating sounds that female mosquitoes dislike, such as male mosquitoes and dragonflies. In nature, it's female mosquitoes that bite and they are all in the ovulation and egg-laying phase. At this price point, female mosquitoes avoid male mosquitoes to avoid secondary mating. Therefore, simulating male mosquito sounds can achieve the mosquito repellent effect Product Features Pure Physical Mosquito Repellent, Not Chemical Mosquito Repellent, Safer, More Reassuring, More Environmentally Friendly, Healthier. Suitable for Elderly, Children, Pregnant Women, and Pets. Portable Product for Indoor and Outdoor Use (Beach, Park, Camping, Hiking, Fishing). Note: The charging port is located at the IN position.As shown in the picture: The pink product has color difference, please be cautious if you mind.The image is as follows: