StonyLab Ultrasonic Cleaner is professional designed to provide effective and efficient cleaning of laboratory glassware and instruments with simply, user-friendly operation Clearly, intuitively display temperature and time with two digital displays, ensuring precise cleaning temperature and time control; heating could reduce the adhesion of stains and boost the cleaning power Operation frequency: 40kHz; temperature is adjustable up to 80°C (176℉); the timer can be set from 1-99 minutes Made of 304 stainless steel, our safe, reliable ultrasonic cleaner is corrosion and high temperature resistant; basket helps reduce friction for small parts that need cleaning Warranty: StonyLab 1-year limited warranty; if received damaged, please contact us immediately; we will solve it until satisfied