1. High Efficiency: Ultrasonic pest repellent can send ultrasonic wave to repel common pests. It's an effective, safe and risk-free way to remove these pests from your living area 2. Easy to Use: Just plug the mite controller into the outlet, it will remove the mites and other insects from your room 3. No Bother to Human and Pet: Human can't hear the ultrasonic wave, so do the pets. The ultrasonic mite controller does no harm to human and pet 4. Keep Apart from Mite: By sending ultrasonic wave, the mite controller can repel mite and other common insects efficiently 5. Multiple Application: This ultrasonic mite controller can work effectively in bedroom, restaurants, hotels, hospitals, nursery school, etc 6. Delivery Quantity: 1pc 7. Package Contents: Only the above package contents, excluding other products 8. Dimensions: 96x55x30mm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) 9. Color: White (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture)