Stirrer power is switched on and off during operation of the Oroboros O2k in DatLab by pressing [F11] (left chamber) and [F12] (right chamber), respectively. This is functional only with a stirrer bar added to each O2k chamber.
Abbreviation: F11, F12
Reference: MiPNet22.11 O2k-FluoRespirometer manual
MitoPedia O2k and high-resolution respirometry: DatLab