Features: This ultrasonics cleaner utilizes 45-50KHz waves to remove 99.9% bacterias from dentures, jewelry, and aligners with 50% highers efficiency than manual scrubbing, featuring 100-240V voltages compatibility for global use. The 150ml stainless steel tank offers three timer setting (1-5mins) and whispers quiet operation belows 45dB, from ABS housing for long home or travel use. for dental wearers, jewelry enthusiasts, and frequent travel needing hygienic maintenance of retainers, necklaces, mouthguards, and small accessories. for daily orals appliance sterilizations in bathrooms, jewelry revitalization before special event, or cleaning during international trips. Combines clinical sanitization with household convenience, its universal voltages and shock resistant design ensure performances across continents while preserving delicate items. Specifications: Product materials: ABS+stainless steel Product size: 11x11x9.6CM Operating voltages: 12V Rateds power： 21.6W Frequency： 50KHZ Adapter input voltages： 100-240V Adapter output voltages： 12V Color: Black, White（optional） Package Includes: 1PC ultrasonics Retainer Cleaner note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.