30L Ultrasonic Cleaner 28/40kHz Dual Frequency Professional Parts Washer with Heater & Timer for Jewelry, Dental, Industrial Cleaning

【Dual Frequency Cleaning】: Utilizes both 28kHz and 40kHz ultrasonic frequencies; 40kHz effectively cleans complex shapes and blind holes; 28kHz efficiently removes grime from simpler surfaces; optimizes cleaning for various items and materials. 【Adjustable Heating & Timer】: Features a wide temperature range from 0 to 80°C and an adjustable timer from 0 to 30 minutes; allows precise control for optimal cleaning results; heating function enhances the removal of oils, waxes, and stubborn residues. 【Durable Stainless Steel Tank】: Constructed with a robust 30L SUS304 stainless steel tank; resists corrosion, rust, and heat for long-lasting performance; includes a water drain valve for convenient and efficient emptying; integral frame ensures no water leakage. 【Versatile Cleaning Applications】: Ideal for a broad range of applications including jewelry cleaning (rings, necklaces), dental instruments, industrial parts, glassware, and more; suitable for professional, commercial, and home use; included cleaning baskets for jewelry and parts. 【User-Friendly Design & Safety】: Equipped with a portable handle for easy movement; features anti-slip rubber feet for stable operation; includes a lid to minimize noise and prevent heat loss; operates at 110V with a back-mounted plug; safety certified with CE, FCC, and RoHS standards