I purchased this item but never used it, and it has been in storage. The box is damaged, but the item itself is unused. I would appreciate it if you could understand this. A pink cleaning machine equipped with 38000Hz ultrasonic cleaning technology. - Model Name: UW-A1-P - Color: Pink - Accessories: Charger, cleaning cup, USB cable - Cleaning Technology: Ultrasonic cleaning - Operating Frequency: 38000Hz Thank you for looking.