Bluelab PPM Pen

The Bluelab PPM Pen measures conductivity and temperature. Its has selectable units for conductivity and temperature and backlit LCD display with low battery warning. The Bluelab PPM Pen has Successful calibration indicator and calibration is optional. The Bluelab PPM Pen is fully waterproof, has an auto off function and hold reading function as well as automatic temperature compensation.

Specifications for the The Bluelab PPM Pen:

* Units: EC, 500ppm, 700ppm, ˚C, ˚F
* Range: 0.0 - 10.0 EC, 0-5000ppm (500ppm), 0-7000ppm (700ppm) and 0-50 ˚C/32 -122 ˚F
* Resolution: 0.1 EC, 10ppm (500ppm), 10ppm (700ppm) and 1 ˚C/1 ˚F
* Accuracy @ 25°C: ±0.1 EC (@ 2.77 EC), ±50ppm (500ppm) (@ 1385ppm), ±70ppm (700ppm) (@ 1940ppm) and ±1 ˚C / ±2 ˚F
* Battery type: 1 x AAA alkaline
* 1 year Bluelab guarantee