TDS3 Filter Pen Water Purity Quality Tester

Specifications:

• TDS Range: 0 – 9990 ppm (mg/L)
• Temp. Range: 0 – 80 degrees Celsius
• Resolution: 0-999: 1 ppm; 1000-9990: 10 ppm (indicated by a ‘x10’ icon)
• Temperature Resolution: 0.1 degree Celsius (Celsius only)
• Accuracy: +/- 2%
• EC-to-TDS Conversion Factor: NaCl (avg. 0.5)
• 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) (LR44 or equivalent)
• 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)
• Weight without case: 56.7g (2 oz)