Silvercrest ultrasonic jewellery cleaner - 600ml capacity, digital timer, white. gentle and thorough cleaning for jewellery, coins, glasses, dentures and more also suitable for cds, dvds and blu-ray discs 48,000 cycle ultrasonic energy waves per second (cleaning frequency: 48khz) timer function and seconds display led display transparent hinged lid and blue interior light 600ml stainless steel tank with markings includes plastic basket, domed watch holder, holder for cds/dvds/blu-ray discs power consumption: 50w cable length: 1.6m