Feature: Bed bugs breed in warm, moist environments . Your bed is a breeding ground . There are about 10 million bugs per bed and their feces can cause hay fever, dry eyes, eczema, acne, cough and rhinitis . And they feed on your blood while you sleep Eliminate these dangerous pests without the need of using cancer-causing chemicals or excessively changing your current routine Rest easy using , protecting you from harmful bed bugs, dust mites and insects by emitting ultrasonic electro magnetic waves that attack the pests central nervous and auditory systems . The best part is that these waves are completely inaudible to human beings pets This product relies on a microprocessor to create a forcefield in your home . It emits ultrasonic soundwaves pulses that randomly create digital sequences which prevent pests from breeding eating . This miracle device will send rodents, bugs, and other pests running This product also switches its frequency mode constantly, preventing mites from adapting and immunizing at a fixed frequency . It also has a low power consumption and long life operation of up to 10 years . So you dont need to worry about expensive electricity bills or replacing the device after a couple of years . Protect your family from the dangerous hazardous effects and terrible diseases that come with them with no extra effort required Specifications: Method: Ultrasonic Wave Voltage: 110-220V Power: 1-3W Driving range: 70 square meter Frequency regulation: Automatic frequency conversion Size: Approx . 5 .5 x 3 x 9 .6cm / 2 .17 x 1 .18 x 3 .78 Can generate the frequency ultrasonic stimulation, effective control within the scope of the mites . Suitable for families, restaurants, hotels, hospitals, etc . Material: Plastic Pattern Type: Solid Age Range: 34M , 35M , 14T , 27M , 28M , 29M , 31M , 32M , 26M , 0-1M , 21M , 22M , 23M , 8M , 11M , 4M , 13M , 14M , 15M , 16M , 17M , 19M , 25M , 20M , 30M , 33M , 5M , 7M , 10M , 1M , 2M , 5T , 6T , 7T , 8T , 9T , 10T , 12T , 13T , 14T , 3M , 9M , 6M , 12M , 18M , 24M , 11T , 3T , 4T includes:1 x Dust Mite Killer Device