The model RE-5 copper-copper sulfate reference electrode is a portable unit for cathodic protection potential measurements. Features include:
Length: 6.0 inches (15.24 cm)
Diameter: 1.375 inches (3.49 cm)
Dry Weight: 4.0 ounces (113.4 g)
Connector End: Male 1/4-20 Threaded End with Thumb Nut