Specifications:

• Hanna pH Checker pocket tester with replaceable electrode.
• The Checker supplies you with fast and accurate readings from 0 to 14 pH with a resolution of 0.01 pH.
• This compact tester features a large easy-to-read LCD and a simple to perform 2-point calibration.
• The pH electrode of the Checker can be replaced; simply unscrew the electrode from the meter body and screw on a new one.
• The Checker is fast, accurate, lightweight and with 3000 hours of battery life, you don't have to worry about frequent battery replacement.
• Testing pH has never been easier!
• Range 0.0 to 14.0 pH
• Resolution 0.1 pH
• Accuracy 0.2 pH
• Calibration is manual, 2 points Electrode HI 1270 (included) Battery Type / Life 2 x 1.5V / approx.
• 3000 hours of continuous use Environment 0 to 50C (32 to 122F)
• Dimensions 66 x 50 x 25 mm (2.6 x 2.0 x 1.0 inches) - without probe Weight 50 g (1.8 oz.)