Multi-mode cleaning: Different modes are suitable for different cleaning items and dirt levels, the 4-stage timer is 180/300/420/600 seconds each to meet your different cleaning needs. Place the items in the ultrasonic cleaner, add water and select the desired cleaning time, the LED digital display shows the countdown, the machine will emit a slight "buzzing" sound, the digital display shows the cleaning time, the cleaning is completed automatically turn off the device. 360 cleaning: The ultrasonic cleaner vibrates at a frequency of 49,000 times per second, effectively removing hidden dirt. Powerful but gentle cleaning that does not damage your valuables. We recommend adding a cleaning agent for different objects to make them cleaner. Multiple uses: The ultrasonic cleaner can remove stubborn dirt from jewelry (e.g. rings, necklaces, watches, bracelets), everyday objects (e.g. glasses, dentures, coins, razor heads, shaving brushes, combs). It can also be used to clean cutlery, baby bottles, etc. Our ultrasonic cleaners are often used in dentistry, opticians, watch and jewelry stores, offices and at home. Equipped with special tweezers: The tweezers make it easy to turn the objects over during washing to achieve a more thorough cleaning. Use the tweezers to remove the object after washing so that your hands do not come into contact with the cleaning solution, which is very convenient and comfortable. (Not recommended for coated/broken glasses, non-waterproof watches and similar objects, as well as porous stones such as clean emeralds/pure pearls and rusty objects). Material safety, easy to use: The ultrasonic cleaner is made of high-quality 304 stainless steel and ABS plastic, which is sturdy, durable, corrosion-resistant, heat-resistant, not easy to darken and aging, and can be used for a long time; the ultrasonic cleaner is very easy and convenient to use, and it is an ideal gift for your family and friends, and it is suitable for a wide range of people, including the elderly, people with glasses, dentures or jewelry. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia