• Highly efficient and accurate due to its advanced microprocessor technology.
• Hold Function: saves measurements for convenient reading and recording.
• Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
• Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indicated by a blinking 'x10' image.
• Display: large and easy-to-read LCD screen.

Specifications:

• Range: 0 - 9990 ppm (mg/L)
• Resolution: 1 ppm (0-999 ppm); 10 ppm (1000-9990 ppm)
• Accuracy: +/- 3%
• Conversion Factor: NaCl (avg. 0.5)
• Power source: 2 x 1.5V button cell batteries (included)  (357A)
• Battery life: Approx. 1000 hours of usage
• Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches)
• Meter weight: 56.7g (2 oz)
• Weight with package: 76.5g (2.7 oz)