Extech ExStik II pH-Conductivity Meter

Measure conductivity, TDS, salinity, pH, and temperature using only one electrode with this rugged, waterproof meter! Nine units of measure are available: pH, µS, mS, ppm, ppt, mg/L, g/L, °C, and °F. An analog bar graph indicates measurement trends, and the meter’s memory stores up to 25 labeled readings. The RENEW feature alerts you when the electrode needs to be replaced. The meter also features adjustable conductivity to TDS ratio from 0.4 to 1.0, 0.5 fixed salinity ratio, auto power off, and low battery indicator. Waterproof to IP67. Included with the meter are an electrode, protective sensor cap, sample cup with cap, four 1.5V SR44W batteries, and a 48” neck strap. One year manufacturer’s warranty.