pH Tester portable, waterproof HI8424

The HI8424 is a compact, waterproof, portable pH / mV / temperature meter that comes complete with a protective carrying case, plastic body PEI pH electrode, stainless steel temperature probe, calibration buffer pouches and cleaning pouches.
The meter features automatic one or two point calibration as well as automatic temperature compensation (ATC) when the temperature sensor is connected.
Compact waterproof design
Automatic Temperature Compensation (ATC)
One or two point automatic calibration

Specifications:
Measurement range:
-2.00 to 16.00 pH
699 mV to 1999 mV (ORP)
-20°C to 120°C

Resolution:
0.01 pH
0.1 mV
0.1°C

Accuracy: +/-0.01 pH
+/-02 mV
0.4°C

Calibration: One or two point automatic with 3 sets of memories: (4.01, 7.01, 10.01)
Temperature calculation: Automatically from -20°C to 120°C or manually without the temperature measuring electrode.
Battery type: 1 x 9V / 150 hours of continuous operation
Dimensions: 164mm x 76mm x 45mm
Weight: 180gr