Hanna Instruments DiST® 4 Waterproof EC Tester (0.00-20.00 mS/cm) HI98304 ph 5V (3) AAA / approximately

5V (3) AAA / approximately 500 hours of continuous use

HI70030P is a premium quality 12

Aluminum back for superior heat dissipation

Using a fixed 2%/C temperature correction coefficient

Hanna Instruments DiST® 4 Waterproof EC Tester (0.00-20.00 mS/cm) HI98304 ph 5V (3) AAA / approximatelyThe Hanna Instruments HI98304 DiST 4 is a high range electrolytic conductivity (EC) tester that can measure up to 20. 00 mS cm making it ideal for a variety of applications including water treatment, boilers and cooling towers, agricultural including hydroponics, and general laboratory use. The DiST 4 is a rugged and reliable pocket sized tester for use in the lab or field. This modern looking meter is only 0. 7' thick and extremely ergonomic, fitting