[EASY TO USE] Extremely easy to operate. Only one button to operate this machine. The jewelry cleaner machine adopts 3 selective cleaning modes , you can freely choose the cleaning time according to different contamination of different objects. This ultrasonic jewelry cleaner will automatically shut off when the cleaning process is done. [ Capacity, Portable Size] Tank capacity is enough to thoroughly clean one or more items at once, saving you time. Compact design perfects for household or to travel, no need to clean your jewelry every time in the jewelry store. [High Power Cleaning] high power ultrasonic ceramic chip, vibration conversion increased by 30%, generates 48kHz of ultrasonic sound waves. Millions of tiny cleaning are generated during the cleaning process [MULTIFUNCTIONAL] This ultrasonic cleaner can be used to clean dirty jewelry, eyeglasses, watchband, dentures, tableware, nipple, and more in minutes using only tap water. Using this cleaner, you will have a new pair of glasses every morning. USB Rechargeable Cleaner Machine: 400mah The Cleaner Machine s built-in rechargeable battery and usb port, when fully , the Cleaner Machine can work as long as moer hours,you have no worry to charge it frequently and you have no need to buy battery,it is more environment protection. Perfect for using , office, camping, or travel. Colour:Green Material:Plastic Size:22.5x10.5x7.5cm Package Contents: 1 * Cleaner Machine 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.