Better crops start with the Bluelab Combo Meter, it's all you need for simple and reliable crop management and it's all within arms reach. It is conductivity, pH and temperature meter all in one. It comes with a pH probe and conductivity/temperature probe, which are simply placed into the solution and the selected reading is displayed on screen. Features Measures pH, conductivity / nutrient (EC, CF, ppm 500 and ppm 700) and temperature (°C, °F) Lightweight and portable Large easy to read display Simple push button pH calibration Successful pH calibration indicator No calibration required for conductivity and temperature Replaceable double junction pH probe included Over range and under range indicators Low battery indicator 2 x AAA alkaline batteries included Auto off function
