Oakton ORPTestr 50 Waterproof Pocket Tester

Equipped with a double-junction platinum electrode, this tester is an excellent choice when checking dirty water, heavy metals, sulfides, and organics. The Valox® electrode body resists most chemicals, and the leakproof cap functions as a sample cup, hydrating cup, and a stabilizing base that lets the meter stand upright. An easy-to-navigate interface ensures fast setup and calibration. Other features include a hold function, auto-off, self-diagnostic error messages, and a battery life indicator. IP67 waterproof. Includes storage case, lanyard, and 4 AAA batteries.