LARGE DISPLAY pH PENS

Highly stable and accurate readings with large LCD display. Designed for simple one-hand operation. Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognise non-standard buffers as well. Features hold function and auto power off with low battery indicator. The case is IP65 water proof, and the pen will float if accidentally dropped into the water.
Comes with 4 button-cell batteries and a built-in electrode kept moist with a protective cap.
Models E850051 and E850052 have a wider pH range, ATC (Automatic Temperature Compensation) as well as a temperature display in deg. C.
Model E850052 also features a higher resolution and accuracy.
Dimensions: 165 x 35 x 32mm
Weight: 68g

Model:	E850051	E850052
Range	0~14	0~14
Resolution	0.1	0.01
Accuracy	±0.2 pH	±0.05 pH
Waterproof IP65
Hold
Indicates Low Battery
Auto 3 pt Calibration
Auto Power Off
Auto Temperature Compensation
deg. Cand deg. F Display

Note: These pens are not suitable for measuring the pH of near neutral, near pure water such as in ponds and fish tanks. Pure water has no buffering capacity so anything can make the pH fluctuate.