Multiple Application:Clean Jewelry, watch, Spectacles, Sunglasses, Razor heads, Printer heads, Toothbrush heads, Dental tools, dentures and utensils. Input voltage: 220V - 50Hz / 110V - 60Hz? Adjustable time scale: 0 - 30 minutes? Package Contents: 1 x Ultrasonic Cleaner. Select cleaning solution based on stains?When using the machine, be sure to put water first to avoid burning out. (If there is no water in the machine when you turn it on, It will be dangerous)? The water need to cover the item(Mini ultrasonic sterilizer for disinfecting metal tools, glasses, jewelry, teeth brush). If you are in a Suburb/Town, please put the Suburb/Town name on the City line directly. We will then supply you with new item. Claims for return must be made in writing within the first 7 days of receipt of item. We'll reply as soon as possible, kindly allow 12 hours for us to response. This item is in the category "Business, Office & Industrial\Healthcare, Lab & Dental\Medical & Lab Equipment, Devices\Ultrasonic Cleaners". The seller is "jinxingshipin" and is located in this country: CN. This item can be shipped to all countries in Europe, all countries in continental Asia, United States, Canada, Australia.