Select Your Ideal Range for EC Measurement
Both the high and low Testrs float and feature an accuracy of ±1%, auto shutoff, and ATC. The replaceable sensor lets you use the same meter again. Each comes in a plastic carrying case and requires four 1.4 V mercury batteries (included). Size: 6 1/2"L x 1 1/2" dia.
Range: 0–1990 μS; resolution: 1μS.
Range: 0–19.90 mS; resolution: 0.1 mS.