First come, first served!! Operation confirmed. Please understand that there may be some scratches as it is a used item. Please only purchase if you understand and judge everything from the images. Please refrain from purchasing if you are sensitive to such things. Ultrasonic cleaner HB-3818B, AC power supply compatible, ideal for cleaning glasses and small items. - Model: HB-3818B - Power supply: AC power - Function: Ultrasonic cleaner