... Printer inkjet-heads, seals, ancient coins, badges, valves, machine nozzles,2.Silverware. bronze ware, antiques, Jewelry, rings, diamond, bracelets, ... optionalSpecifications: Ultrasonic Frequency 40,000 HzMaterial Stainless Steel SUS304Tank Capacity 2 LTimer 1-30minutes , mechanical timerPower Supply AC 100 ~ 120V ... 315 mm ( L x W x H )N.W. 2.2 kgG.W. 2.7 kg shipping info.:Measurement for 1pcs:0. ...