Bluelab Pulse MeterBLUELAB PULSE METER Quickly and consistently measure moisture, nutrient (measured in conductivity) and temperature directly in the root zone without the need for pour throughs, slurries or extractions. KEY VALUES: Pulse connects directly to your smartphone via the Pulse app for automated data collection, measurement comparison, storage and exporting. Works across a wide range of growing media including soil, coco coir, potting mix and nutrient