
INSTALLATION AND USE: Simply plug into any standard household electrical wall outlet. The unit functions automatically (as long as it is plugged in) as indicated by the illuminated LED light. Operate the pest repeller continuously, 24 hours a day, occasionally moving the unit to a different location as necessary. THE MODEL 0540 emits intense ultrasonic sound waves which penetrate the nervous system of common household pests and drive them away. Ultrasonic or ultrasound are terms used to describe