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

Wearable plant Leaf Sensor for all plants. Know when to water. Easy to use. Measures water levels using a digital multimeter or Arduino data logger. Precision Irrigation Monitor when used with these devices. NEW v4 upgrades includes 10' connector cable.

Germination & Propagation Guide- Plant Diagnostics Manual to help determine the correct nutrient and pH levels for growing aeroponic plants and more! Ready for download.

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

Leaf Sensor Rev4 Wireless Device Cloud package. Wireless data to the cloud - leaf sensor turgidity & soil moisture readings. Solar powered ready to use. Includes Leaf Sensor, soil moisture probe, Base Station, Remote Node and 1-year free Device Cloud.