Leaf Sensor Rev4 - Digital Meter - Calibration Combo pak II for leaf sensor voltage readings - no external battery required. Special cable connects directly to a leaf sensor - includes Leaf Sensor Rev4, CD, Digital Meter, Calibration std card and cable

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.

AgriHouse's NASA sponsored Leaf Sensor Rev4 for all plants. It knows when to water. Easy to use. Measures plant water levels using a digital multimeter or data logger. New v4 sensor upgrades.

This liquid pH adjuster (UP) is specially formulated for increasing the pH of an aeroponic nutrient solution. 18 fl. oz. (532 ml))bottle

Leaf Sensor Rev4 bear 3-wire sensor. TECH SPECIAL knows when to water. Includes heat shrink. Precision Irrigation Monitor Sensor. Hurry while supplies last.