Ultrasound Mosquito Repellent Bracelet Killer Electronic Anti Mosquito Pest Control Wristband Anti Bugs Bracelet RepellentProduct Name: Sonic Mosquito Repellent WatchItem model number: M70Function: Sonic mosquito repellentInput: 5V/0.5AOutput: 36Hz-68HzBattery capacity: 100mAhCharging time: about 30 minutesBattery life: 150 hoursProduct color: black.white.Single package size: 35*55*92mmWeight of the whole machine (including packaging): 37.5gSpecifications:1. No Radiation: The waveband of our Anti Mosquitoes Wristband conforms to international standards and does not harm the human body. Please rest assured to buy.2. Easy to carry: The Anti-Mosquitoes Watch Bracelet is very simple and easy to wear, which will not interfere with daily life. You and your families can be protected from being bitten by mosquitoes.3. Good Effect: Our Insect Repel Bracelet can guard against the skeeter by waveband without adding any harmful substances, which can help protect you and your children 24 hours a day.4. Quiet Mode: Our Ultrasonic Anti-Mosquitoes Bracelet runs at a low decibel level, so it will not cause any interruptions whether it is resting or working.5. Wide Range of Applications: Our Ultrasonic Anti-Mosquitoes Wristband is suitable for the elderly, children, and pregnant women in that it is non-toxic, safe, and convenient.Package Included:1 * mosquito repellent bracelet1 * Charging cable1 * User Manual