6X 2020 Ultrasonic Pest Repeller Control Electronic Repellent Mice Rat Reject US
Type:Ultrasonic Pest Repeller. 6 Ultrasonic Pest Repeller（US PLUG）. Ultrasonic Frequency: 22-65KHz. Power Bank 8. This machine should be installed at 80-120cm away from the floor.And vertical to the floor and plug to the power socket.