BEYOND All Natural Plant Amendment™ 16 oz (454ml) Concentrate. Indoor/Outdoor. Overrides environmental stress & mineral deficiencies. Proven by NASA & USDA Forest Service meets(NOP std) Natural source of nitrogen. Makes over 450 gal. As seen on Amazon

Leaf Sensor Rev4 w/clip 3-wire connection. GREAT price! It knows when to water. Wire insert into 3-wire connection. Precision Irrigation Monitor. Hurry while supplies last.

Calibration Standard Card for calibration the Leaf Sensors -contains 1 ea. graduated calibrated micro-thin disks. Track voltage / inches (mm). For use with all AgriHouse Leaf Sensors.

Arduino MKR 1000 Leaf Sensor WiFi DataLogger - transmission of up to 3 ea to Google Device Drive Spreadsheets. Ready use with AgriHouse's patented Leaf Sensor. Open source code for Arduino MKR 1000 included.

Leaf Sensor Rev4 and Digital Meter pak for leaf sensor voltage readings - no external battery required. Special cable connects directly to a leaf sensor. Ready use. Includes Leaf Sensor, Digital Meter and cable & CD-ROM