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 Base Stations handles 1 to 20 Remote Nodes - up to 40 leaf sensors! DLS gateway offers 24/7 cloud based information. Access sensor data from your computer, ipad, & Android. Device Cloud Data Service 1st-yr free!

The original aeroponic system with closed-loop reservoir, hi-psi pump, micro-filtration, germination accessories & more!

NASA developed Aeroponic Substrate offer the fastest germination of almost any size of seed. Polystyrene re-usable. Size: 15" wide x 100' long x 0.002" thick

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