Obtain reliable and accurate measurements of your water source with the value-priced TechPro II™. Ideal for water treatment testing as well as other industrial and commercial applications, these instruments reflect Myron L®’s 55-plus years experience designing and building quality conductivity, TDS and pH measuring instrumentation. Portable & Easy to Use The TechPro II™ is handheld, lightweight and simple to operate. Measuring conductivity, TDS, pH and temperature, the highly stable circuitry delivers the accurate readings needed to assure product quality, prevent equipment damage or verify inline instrumentation in a wide range of applications. The TPH1 and TH1 are designed with an internal pH sensor to prevent breakage and prolong the sensor’s useful life. The rugged, waterproof case on all three models protects the electronics of the instrument and fits comfortably in your hand. TechPro II™ also features auto shut-off to prolong battery life. Industrial and commercial users all over the world rely on Myron L®’s proven quality instruments for their water measurement needs. TechPro II™ Benefits: Saves Time Saves Money Ensures Product Quality TechPro II™ Features: IP67/ NEMA 6 Waterproof & Buoyant Measures 0 – 14 pH User-replaceable, Long-Life Internal pH Sensor Auto Temperature Compensation to 25°C / 77°F Keypad Calibration 0 – 20,000 μS / ppm Long Life Internal Electrodes Full 4 Digit Display Memory storage (20 readings) User-Friendly