Used for drug stability testing, food shelf-life testing, electronic component aging testing, microbiological research, sample storage. Product Features ART Intelligent Sensing and Control Technology Intelligent dynamic control to optimize refrigerant levels, prevent evaporator frosting, and deliver excellent energy efficiency Preheats and vaporizes water droplets. Water consumption < 320 ml per day Latest high-temperature steam injection humidification technology. Conserve both energy and water. Reduce the need for frequent water refills. Intelligent fuzzy algorithm. Temperature fluctuation of ±0.2°C Intelligent temperature control system. PT100 temperature sensor. Precise regulation. Temperature fluctuation of ±0.2°C. Dual evaporator system ensures a frost-free environment at a stable 4°C Dual evaporators operate independently. Intelligent defrosting. Consistent frost-free operation and a stable internal temperature as low as 4°C. Click here to download brochure Click here to download flyer Specifications Model Chamber Volume (L) Voltage/ Frequency (V/Hz) Shelves qty (standard/max) Exterior Dimensions (W*D*H)(mm) HHS-500 510 220-240/50/60 2 1300*1000*1858 HHS-810 810 220-240/50/60 2/16 1380*1050*1858 HHS-1060 1070 220-240/50/60 2 1750*1000*1858