@Override
        public int getLength() {
            return 2 * 2;
        }
Status Trigger Delta as percent

@param down Status Trigger Delta Down field shall control the negative change of a measured
            quantity that triggers publication of a Sensor Status message.
@param up   Status Trigger Delta Up field shall control the positive change of a measured
mesh/src/main/java/no/nordicsemi/android/mesh/sensorutils/StatusTriggerDelta.java