The CO₂ Euthanasia (CO2B-2) is a reliable box for pain- and anxiety-free euthanasia of small rodents according to the AVMA guideline.

Easy handling all-in-one system, consists of a cover plate and the controller box each cover fits to three standard cages easy to clean and disinfect, controller box can be taken off the cover plate intuitive graphical user interface with icons three predefined volumes, three user defined volumes just choose fill rate, volume and press start button to activate process Low stress level only the cover will be replaced, so small rodents remain in their own cage noise reduction using a sound suppressor homogeneous distribution of CO2 using a diffusor plate Smart technology automatic process controlled by micro-controller integrated mass flow meter battery-powered, power supply included all function accessible via touch screen secure CO2 release and stop via magnetic valve acoustic alarm feature for finishing process or lack of CO2