Garden tools double function mole repeller

The device combine Buzzer and Motor function to create most effective sound and vibration drive mole and rodent away
Buzzer: emit low frequency sound wave will irritate mole and rodent, simulate danger, and repel them away from the irradiated area.
Motor: vibrates the ground in a circular pattern. Moles senses the vibration and move away from it.

The buzzer works every 3 seconds then interval 30 seconds, after 10 times cycle of buzzer work, then the motor begin to vibrate 3 seconds ,interval 30 seconds, after 3 times cycle of motor work, the buzzer work again.(buzzer work 10 times, then motor work 3 times)