Ultrasonic Mosquito Repellent Electronic Mosquito Killer 1. Material: ABS-A1 flame retardant plastic 2. Power supply: AC 90V-220V 3. Net weight: 39 grams 4. Dimensions: height 113 mm, upper width 40 mm, lower width 26 mm 5. Power: less than or equal to 2W 6. Multi-purpose for one machine, mosquito repellent, mite repellent, rodent repellent, various reptiles, etc. 7. Intelligent chip, automatic frequency conversion, original breathing electromagnetic wave, 360-degree surround resonance ultrasonic wave, distributed SPL cavity sound wave, continuous change of sound wave frequency, better driving effect 8. Voltage overload protection, power saving, less than 1 kWh per month 9. No radiation, no noise, one-button switch eliminates cumbersome plugging 10. Suitable for bedroom, office, kitchen, bathroom, study and other places 11. Scope of application 80-100 square meters (no wall blocking)