1)600ml Mini Ultrasonic jewelry Cleaners 2)with digital control 3)A year guarantee 4) Mini Ultrasonic cleaners for Jewelry ... eyeglasses including varies of glasses,contact lens,Aftercleaning by the digital ultrasonic jewellery cleaner, Lens Parts ofdental loupess,telescope,Microscopes, cameras ... . We can provide OEM service, we still can mark the machine with your band, color, also any requirements.