Electromagnetic/Ultrasonic Repeller Pest Rat Mice Insect Spider Dustmite Repels
Electromagnetic wave frequency: 8-30HZ. Ultrasonic frequency: 22-70KHZ. 1 User's manual. We are committed to resolve all issues in a friendly and satisfactory manner. Effect range:can repel rats, mosquitoes, cockroaches, flies, ants, bats.