... and eliminates odous 3. Unique dual clean cycle system Automatic Jewellery CleanerPerfect for dentures,jewelry,watchesFeature:1. No more manual brushing ... 4. Automatic shut off feature 5. Easy to operate, place jewellery or dentures into units,turn on,once clean simply rinse ... .Size: 11.5*11.5*10cm7.Power: 4xAA battery Automatic Jewellery Cleaner