Digital control mini ultrasonic cleaner features: Using just tap water Distinct cleaning result Cleaning articles to shine like new 3 minutes automatically shut-off Compact lid design to reduce the noise Digital control mini ultrasonic cleaner available for: VCD, DVD disks, hardware, jewelry, watches, necklaces, earrings, rings, bangles, eyeglasses, sunglasses, printer ink cartridge, dentures, comb, toothbrush. Digital control mini ultrasonic cleaner specifications Interior size 155*95*52 (L*W*Hmm Outer size 200*140*125 (L*W*Hmm Volume : 600 ml Supply power : AC 220~240V 50/60Hz Operation frequency: 42,000Hz Power :35W Digital control mini ultrasonic cleaner Packing: Inner box size 245*175*165L*W*Hmm Outer box size 545*510*355L*W*Hmm Quantity: 12PC/carton N.W. : 0.89kg G.W. : 1.1kg