Sell M18 Ultrasonic-Wave Mosquito Repellent Watch Outdoor Waterproof Portable Electronic Anti-Mosquito Bracelet best price

M18 Ultrasonic-Wave Mosquito Repellent Watch Outdoor Waterproof Portable Electronic Anti-Mosquito Bracelet Features: Physical principle, safe and environmental-friendly, more assured and healthier. No smell, more suitable for children, pregnant women, the elderly, pets, ect. Lightweight and comfortable to wear, you can carry it anywhere. Waterproof and dustproof, not fear the rainy day. Easy disassembly, convenient to Charge and disassembly. Built-in large capacity lithium-battery, supports long time use. Can be worn indoors and outdoors, such as seaside, parks, camping, hiking, fishing, ect. Specifications: Model: M18 Material: silicone + plastics Color: black, white, pink (optional) Working frequency: 34Hz-70KHz Charging time: 30mins Working time: 150h Power supply: 3.7V/90mAh lithium-battery Charging method: micro USB 5V/1A Item size: 256 * 33.5mm / 10.08 * 1.32in Package size: 100 * 60 * 45mm / 3.94 * 2.36 * 1.77in Package weight: 50g / 1.76ounces Note: 1.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2.Please allow a little measuring deviation due to manual measurement. Package List: 1 * Mosquito Repellent Watch 1 * Charging Cable 1 * User Manual