Ohaus pH Pen Meter ST20 0.01 Resolution [80817]

Two models with varying resolution & accuracy; the ST10 and ST20 offer a convenient way to measure pH, or the
relative acidity or alkalinity of a sample at a given temperature.
Model ST20:
Range: 0.00 – 14.00

Resolution: 0.01 pH 

Accuracy: 0.05 pH

Temp Range: 0.0 – 99.0 °C

Display: Dual 

Calibration: 3 Point

Buffer Group: 4.01, 7.00, 10.01

Auto Shutdown: 6 Mins of Non-Use 

Batteries: 4 AG13 1.5V 

Size/Weight: 185 × 45 × 38mm, 110g