Technical information:
Frequency: 43K Hz
Output Power: 30W,
Tank Capacity:Total 750ml, 550ml to MAX Line
Unit Size:21.5 x 19.0 x 14.4cm

Features:
With LED display &RED LED control light
3 interval timer: 3mins, 5mins, 8mins.
It will count down from 60s to 1s in last mins.
Clean Jewelry, watches, rings, necklace, earrings, diamond, bracelets.
Clean Glasses, sunglasses, contact lens accessories, optical lenses.
Clean Dentures, combs, toothbrushes, electronic shaver head, *****
Clean CD/VCD/DVD disk.

Materials:
Housing: ABS
Lid: Transparent AS
Basket & Watch holder & CD holder:ABS                                                       
CleanerBasin: 304 stainless steel

Accessories:
Watch holder
CD holder
Basket with maximum level mark

Approval:
European: GS(TUV)/EMC/EMF/LVD/
US: ETL

Operation Instruction
Open the lid of the device and place the object into the cleaning basin, and then fill with water. (the water should cover the object but not exceed the MAX mark)
Close the lid, Plug in unit to electric outlet. Press "Power" button, and press "Time" to select your desired cleaning time, then press "ON" to start the cleaning. 
The unit will count-down in last mins, the display show you the seconds from 60s unitil it turn off automatically.
After cleaning has been finished, switch the device off (unplug the unit). Open the lid and remover the cleaned object from the device