Professional Ultrasonic Jewelry Cleaner: The ultrasonic cleaning machine only requires tap water to clean dirty jewelry within minutes, without removing tarnish (adding ultrasonic cleaning agent solution can achieve better cleaning results). Multifunctional Jewelry Cleaner: The ultrasonic cleaning machine uses 47,000Hz high-frequency sound waves to clean items. Can be used to clean Eyeglasses, jewelry, dentures, watch coins, etc., without damaging delicate items. Convenient to Use: The ultrasonic cleaner has two cleaning modes. Simply touch the power button, it automatically clean items for 5 minutes, for watch strap or dirty object, it is suggested to use the mode of 7 minutes. The bottom is equipped with four non-slip rubber pads, making it easy to stabilize the ultrasonic cleaner, effectively reducing noise, for a more reassuring use. Ultrasonic Technology Cleaner - This contact lens cleaner with high frequency ultrasonic sound wave, which produced less audible sound. It does a good job at removing tear protein deposits and deep-cleans every angle. Your contact lens can also soak in the solution overnight. Capacity and Portability: The capacity of cleaner is 12oz, suitable for most kinds of eyeglasses and jewelry. Color:As Shown Material:ABS Package Contents: 1 * glasses cleaning machine set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.