Electronic Mosquito Killer Ultrasonic Pest Repeller Mouse Cockroach Repeller Device Electronic Pest Reject Home Appliances Description: Works by continuously transmitting a powerful range of ultrasonic sound waves that drives away pests. Non-toxic and harmless to humans and pets, an alternative to toxic chemicals and dangerous traps. Protects an area up to 80-120 square meters if there is an open space. Just plug in the socket, easy and convenient for use. LED light indicates that it is currently working. Low power consumption, suitable for long time operation. Does not interfere with the operation of radio, television or other electronic equipment. Safe, environmentally-friendly, effective protection to help eliminate common household pests Specifications: Voltage:220 (V) Power: 5 (W) Weight:100g Output frequency:20KHz-45KHz Shell material:ABS Size: 90 * 56 * 50 (mm) Effect range80-120 square meters Plug Style:EU US Specifications: Easy and convenient for use. Safe, environmentally-friendly Non-toxic and harmless to humans and pets Protects an area up to 80-120 square meters Low power consumption, suitable for long time operation. Powerful range of ultrasonic sound waves that drives away pests. Does not interfere wi