Pocket Size TDS Meter, HM Digital. The smallest and lightest TDS meter on the market. Sleek design is perfect for personal or consumer use. 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 1 ppm. From 1000 to 9990 ppm, the resolution is in increments of 10 ppm, indicated by a blinking 'x10' image. Display: large and easy-to-read LCD screen. Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. Accuracy: +/- 2%. ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50 degrees Celsius (33 to 122 degrees Farenheit). Battery life: 1000 hours of usage. Power source: 2 x 1.5V button cell batteries (included). 3 year warranty. Dimensions: 14 x 2.3 x 1.5 cm (5.5 x .9 x .55 inches).
TDS Meter - Digital