{
    "description": "Interface for oxygen sensors. O2 saturation in percentage is mandatory, optionally more advanced sensors may offer O2 values in milligrams per liter (mg/L).",
    "extends": "sensor",
    "states": [
        {
            "name": "o2saturation",
            "type": "double",
            "unit": "Percentage",
            "logged": true
        },
        {
            "name": "o2",
            "type": "double",
            "unit": "MilligramPerLiter",
            "logged": true,
            "optional": true
        }
    ]
}