LaMotte pH/Salt/TDS/Temp Tracer PockeTester steps_4 Steps This o-ring is identical to

This o-ring is identical to these manufacturer part numbers: Pentair/PacFab 271151

This unit will run for three hours on five D batteries

25 inches)

The Pentair 27002-0150S Filter Module Cartridge for System:2 PLM Series Modular D

LaMotte pH/Salt/TDS/Temp Tracer PockeTester steps_4 Steps This o-ring is identical toThis pH, Salt, TDS, Temp Tracer PockeTester measures the Sodium Chloride level in salt water pools with a range from 0 to 9,999 ppm and also tests for pH, TDS and temperature. This PockeTester is designed for the pool professional. The pH is measured 0. 00 to 14. 0 pH, TDS from 0 to 9,999 ppm, and Temperature from 32. 0 to 149 Degrees F. A memory feature saves up to 25 test results. Package includes sample cup and tablet crusher and 4, 7 and 10 pH