Electronic Bionic Wave USB Charging Summer Anti-mosquito Pest Control Wristband Ultrasound Mosquito Repellent Bracelet

​Feature: Through physical driving, this product uses microcomputer sound wave frequency to surround 360 degrees, emitting sound waves, electromagnetic waves, biomimetic waves and other interference to the mosquito auditory system and nervous system to achieve interference and stimulation, causing discomfort and escape. Structural design ensures that waterproof hand washing and rain wristbands will not be damaged in daily life Convenient charging with extended battery life, Mrico USB charging says goodbye to frequent charging Intelligent chip intelligent driving, energy-saving, low-power operation all day long Specification: Function: Sound wave mosquito repellent Input: 5V/0.5A Output: 34Hz-70KHz Charging time: about 30 minutes Battery life: 150 hours Product colors: Black, White, Blue, Pink Weight: 40g Using tips: In standby mode, press the power button once to turn on the blue indicator light, and you can use it Power on to level 1 for daily indoor use Press the button again for second gear sport mode Press the button again for three outdoor modes Package including: 1pc * Wristband Note: There could be some slight differences in the color tone of the pictures and the actual item. Please allow 1-2mm differs due to manual measurement, thanks. No Retail Box,Packing Safely in Bubble Bag.