4PCS Ultrasonic Plug In Pest Repeller Deter Mouse/Mice/Rat/Insect Repellent

Ultrasonic pest repeller adopts the latest chip to repels bugs by emitting an ultrasonic wave of different frequencies. 4 x Ultrasonic Pest Repeller. Due to the solid walls will weaken the effect of an ultrasonic wave, we suggest using 1 unit per average-sized room with a pest problem.

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