... and durability,2, Using high "Q" value Japan converter, the ultrasonic output strong and stability3, Setting ... 20 to 80The features of specification:(ultrasonic contact lens cleaner)ModeLK1000Power35WFrequency42KHZVoltage220VInner groove size150*95*52mmThe ... Jewelry, rings, diamond, bracelets,watches3.eyeglasses, sunglasses, optical lenses, tattoo instruments, and piercing.4. shaver head, razors, ...