WALFRONT PS-20A 3.2L Ultrasonic Washing Machine Ultrasonic Cleaner for Cleaning Jewelry Glasses Watch Small Parts with Digital Timer Heater Stainless Steel Cleaning Equipment(US Plug AC 110-120V). US Plug AC 110-120V. HIGH CLEANLINESS? — Constant power and temperature ensure high cleanliness of cleaning objects and improve the cleaning accuracy of objects. ACCURATE TEMPERATURE? — Use high-accuracy heating devices to match the constant temperature system to make the liquid temperature accurate. STABLE OPERATION? — Numerically controlled LED operation is smoothly and stable, enhances the sense of operation technology and has both beauty and texture. MULTIPLE FUNCTION? — Ultrasonic cavitation is balanced, and it has the functions of cleaning, dissolution aid, emulsification, dispersion, defoaming and crushing. HIGH SAFETY FACTOR? — Strict quality control and quality assurance, high safety factor, can be used with peace of mind. 0.39 x 0.39 x 0.39 inches.