This Safe-STAT® Resistivity Meter from BJZ is a compact, easy-to-use meter with two brass strips on the bottom and two sockets for external electrodes for the measurement of surface water, leakage and mixing resistant. Included with the meter is a pouch and 2 measuement cables. * Dimensions: (L x W x H) 130 x 70 x 27mm * 2 brazen probes at bottom * 2 connection sockets * 9V battery (not included) * Manufacturer's part C-186 108