Features: Advanced Ultrasonic Technology: This device emits high-frequency sound waves that are imperceptible to humans and pets, specifically targeting the nervous system of dust mites, forcing them to leave your living spaces without the need for harsh chemicals. Completely Cordless and Portable Design: Enjoy ultimate freedom and flexibility. Its compact, cordless design allows you to place it anywhere – from your bedroom and living room to nurseries and pet areas – without being limited by power outlets or tangled cords. Chemical-Free and Safe for Everyone: It is completely safe for children, pregnant women, and pets, making it an ideal choice for sensitive individuals and allergy sufferers. Whisper-Quiet Operation: Experience undisturbed tranquility. Unlike noisy traditional cleaners or air purifiers, our ultrasonic device operates silently, allowing you to run it continuously day or night without disruptive noise, ensuring a peaceful environment. Versatile Application: Perfect for a variety of spaces and items including mattresses, pillows, sofas, carpets, curtains, wardrobes, pet beds, and even children's toys, ensuring comprehensive. Please note: 1. Actual color may be slightly different from the image due to different light effects. 2. Please allow 1-3 cm deviation due to manual measurement. Rated voltage: 90/220V Sound frequency: 22~65KHz automatic frequency conversion, covering more mite-repelling frequencies. Input rated frequency: 50/60Hz Rated power: Package List: 1x Intelligent Ultrasonic Mite Removal Instrument