Ultrasonic Cleaner for Dentures, Retainer, Mouth Guard, Aligner, Toothbrush Head, 42kHz Ultrasonic Jewelry Cleaner, 180ML Portable Ultrasonic Retainer Cleaner at Home or Travel Use (Black)GET A DEEP CLEAN WITH EASE: Our retainer cleaner machine uses 42,000Hz sound waves to penetrate into crevices and cavities, effectively removing particulates from dentures, retainers, aligners, braces, whitening trays, night mouth guards, toothbrush heads, and even jewelry. SIMPLE AND USER FRIENDLY: With just one button touch control, this Jewelry cleaner ultrasonic machine automatically cleans your items in just 5 minutes. The blue light indicates