1Tap water or other ordinary solvent can be used as cleaning fluid; Do not use flammable, explosive or corrosive detergents please. 2It has a remarkable cleaning performance that objects been cleaned are shiny. 3Widely used in professional departments such as laboratories, dental departments, electronic workshops, etc. 4Applicable for cleaning glasses, contact lenses, optical instruments, jades, jewelry, printing nozzles, needle pens, brushes, spray nozzles, circuit boards, spare parts, surgical instruments, dental false teeth, dental cast,laboratory experiment test tub 52-digit display, 30W/50W power switchable, and supports timing function.Features:Tap water or other ordinary solvent can be used as cleaning fluid; Do not use flammable, explosive or corrosive detergents please. It has a remarkable cleaning performance that objects been cleaned are shiny. Widely used in professional departments such as laboratories, dental departments, electronic workshops, etc. Applicablefor cleaning glasses, contact lenses, optical instruments, jades, jewelry, printing nozzles, needle pens, brushes, spray nozzles, circuit boards, spare parts, surgical instruments, dental false teeth, dental cast,laboratory experiment test tubes, etc. 2-digit display, 30W/50W power switchable, and supports timing function.Specifications: Tank Capacity: 500ml Plug Type: Chinese-standard 2-pin plug Power Supply Voltage: AC 220V 50HzWorking Frequency: 40KHzPower: 30W / 50WTiming: 1-60min adjustable(30W); 1-30min adjustable(50W)Weight: 695g(approx.)Note: Please kindly make a note if you need any plug adapter. Package Includes: 1 x Ultrasonic Cleaner1 x English User Manual