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503DR Hydroprobe®
For Irrigation Water Management. Accurate and Rugged. Easy-to-use. No. 503515 Hydroprobe , 503DR-1.5, Direct Reading Neutron Moisture Probe, 1.5" (38.1 mm) probe shell diameter, for in-place measurement of subsurface soil moisture. Formatted data storage and transfer capability. Complete with molded, plastic shipping and storage case, lock and keys, 8 ft (2.44 m) cable, 10 cable stops, sign kit, wipe test kit, certificate, tool kit, access tube adapter, and a battery pack of welded alkaline cells. Operating manual.