diff --git a/src/pbHelpers/MeasurementDescriber.ts b/src/pbHelpers/MeasurementDescriber.ts
index 790b9a9..67a5b38 100644
--- a/src/pbHelpers/MeasurementDescriber.ts
+++ b/src/pbHelpers/MeasurementDescriber.ts
@@ -453,7 +453,7 @@ export class MeasurementDescriber {
       case quack.MeasurementType.MEASUREMENT_TYPE_SPEED:
         let speedUnit = getDistanceUnit()
         this.details.label = "Speed";
-        this.details.unit = speedUnit === pond.DistanceUnit.DISTANCE_UNIT_METERS ? "m/s" : "ft/m";
+        this.details.unit = speedUnit === pond.DistanceUnit.DISTANCE_UNIT_METERS ? "m/s" : "ft/m"; //yes this is meters per second and feet per minute
         this.details.colour = green["500"];
         this.details.path = "edgeTriggered.rises";
         this.details.max = 500;