Cobra SMARTsense Oxygen Sensor

Measure the oxygen concentration of solutions in biology, environmental sciences and chemistry. Produce graphs showing how the oxygen content varies in the classroom throughout the day, measure the respiration of small organisms and perform photosynthesis experiments. •Quick and easy connection via Bluetooth and the free measureAPP •Contains a USB-C rechargeable lithium polymer battery •Up to 50 hours use on one battery charge •Range: 0 - 20 mg/l •Resolution: 0.01 mg/l •Sample rate: 100 Hz •Including oxygen probe for Oxygen in air and water.