Ultrasonic Rodent and Insect Eliminator Classical Style Model No.: LS-912
The product is the first model developed by Leaven @ Altrason by 1984. Thus, it is classical style. Effective in controlling mice, rats, roaches, flies, crickets, silverfish, ..., etc. With 130 dB of sound pressure, pests will give up their source of food, water and shelter and move on. With the SWEEP SPEED CONTROL KNOB on the back side of the device, user can adjust the knob periodically to avoid pests become creating immunity to the fixed sweeping rate. The built-in TEST BUTTON is for easy monitoring the sound pattern by depressing the button.