1. Material: ABS 2. Working voltage: 90-250V 3. Power: 3W 4. Ultrasonic frequency: 25kHz~65kHz 5. Insect repellent: turn off the light, it will not affect the normal operation of the ultrasonic 6. Night light: two light options to protect the family's sleep 7. Low power consumption, super power saving, one key switch, reduce cumbersome operations 8. Smart chip, constantly changing the frequency of sound waves, rodents and insects have no way to adapt 9. Avoid placing it in the corner of the wall, placing it 20-50 cm from the ground is conducive to sound wave diffusion 10. Weight: 35g 11. Dimensions: 71x53x120mm