Drug testing chamber HKS-150 HKS-250

● Temperature and humidity are controlled by a microcomputer, ensuring stable, accurate, and reliable control. ● Unique air duct circulation system ensures even distribution of wind inside the studio. ● Imported original equipment is used for the refrigeration unit, and the fully enclosed compressor automatically switches to ensure long-term continuous operation of the testing equipment. ● Independent over temperature and low temperature sound and light tracking alarm system ensures safe testing. ● Stainless steel inner liner, four corner semi-circular arc easy to clean. ● Equipped with standard paper recorder socket