Neatmaster Ultrasonic Pest Repeller Electronic Plug in Indoor Pest Repellent, Pest Control for Home, Office, Warehouse, Hotel
- Fine tuned the range of ultrasonic frequencies.
- Three function modes, green, blue and red, green and blue is inaudible, red is audible.
- It can cover an area of 80 to 120 square meters.
- Put one in one room as ultrasonic wave can not penetrate through walls and solid objects.
- Working with low frequency ultrasonic wave.