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

ODC organic Super Concentrated - New 18 fl oz bottle - trees, gardens, orchards, nurseries, greenhouse, & lawns. Made from aquatic materials - shellfish - natural source of (N). MAKES 150 gallons of ready to use solution. 5x more concentrated.

Digital Leaf Sensor Meter for leaf sensor voltage readings - no external battery required. Special cable connects directly to a leaf sensor. Ready use. Take leaf sensor readings - connector/cable included.

1/8" Barb x 1/8" Male Pipe Thread - Black Package Size: 6 ea.

Complete CD-ROM (1&2 vol. on one single CD-ROM). Newly updated with exclusive video interviews and aeroponic growing know-how not found on www.aeroponics.com