Description:Portable electronic insect repellents are based on physical principles and use electronic simulation technology to achieve the effect of repelling mosquitoes and insects, by emitting a variety of sound waves that can stimulate the mosquito and insect brains, because mosquitoes and insects can't tolerate those sound waves, so they leave far away.Features:1. Made of premium ABS material, which is non-toxic and environmental-friendly.2. Ultrasonic deworming is powerful, non-toxic and tasteless, and has no effect on people and family pets. The 7-band ultrasonic infinite loop scan prevents pests from quickly adapting to the acoustic frequency.3. Large-scale variable frequency sound waves cover up to 70 square meters.4. Compact & Save Space: Reasonable size and lightweight, portable for carrying and using.5. Widely used in family, warehouse, shops, hotels, hospitals, offices, gardens, hotels, packinghouse, farms, etc.6. The work light is always on when power is on or when charging.Specification:Condition: 100% Brand NewItem Type: Ultrasonic Pest RepellerMaterial: ABS ResinColor: Black, White (optional)DC: 5V / 1-2ARated Power: 0.007WWorking Current: 1.8MABattery Capacity: 100 mAhSound Wave Frequency: 13-95khzEffective Range: 10-70Battery Type: Polymer Lithium Battery 100MA 3.7VOutput Frequency: 13KHz - 95KHzCharging Method: USB Charging (support fast charging)USB Charging: DC / 5V 1-2AWorking Voltage: 3.7VThe Static Working Current: less than 1. 5UADynamic Operating Current: less than 1. 8MAWorking Frequency: 15-95KHZ (automatic cyclic scanning)Product Size: Approx. 4.45*1.25*6.2cm /1.75*0.49*2.44inPackage list:1 x Ultrasonic Pest RepellerNotes:1. This product can be used with USB power adapter, computer, mobile power and other products.2. If you do not use this product for a long time. Please disconnect the power supply to ensure the normal life of the product.3. To ensure the stability of the product use. It is recommended to use the charger of the brand 5V-2A or the mobile power supply.