HM TDS-3 TDS Digital Meter, tester 0-9990ppm 1000 Hour

SPECIFICATIONS

TDS Range: 0 - 9990 ppm (mg/L)
Temp. Range: 0 - 80 degrees Celsius
Resolution: 1 ppm, 1 degree Celsius (also available in 10 ppm)
Accuracy: +/- 2%
ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50 degrees Celsius (33 to 122 degrees Fahrenheit)
Power source: 2 x 1.5V button cell batteries (included)
Battery life: 1000 hours of usage
Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches)
Weight with case: 76.5g (2.7 oz)