• This 5-in-1 multifunction water quality test pen provides accurate measurements of EC (Electrical Conductivity), pH, TDS (Total Dissolved Solids), temperature, and salinity
• The device features automatic temperature compensation (ATC) to ensure accurate readings
• The test pen is equipped with a backlit display for easy reading in low-light conditions
• Its IP65 waterproof rating ensures durability and reliability in various environments

Specification:

• EC test range: 0 to 10000uS/cm, 10.01-19.99mS/CM, 20.1-400mS/CM
• Resolution: 1uS/cm; 0.1mS/CM
• Accuracy: ±2% of reading
• Tds test range: 0 to 1000ppm 1000ppm to 10000ppm 10.1 to 200.0ppt
• Resolution: 1ppm; 0.1ppt
• Accuracy: ±2% of reading
• Salinity measurement range: 0.00 to 25.00%
• Resolution: 0.01%
• Accuracy: 0.01-5.00% (±0.1%) 5.10-25.00% (±1%)
• pH test range: 0.01-14.00pH
• Resolution: 0.01pH Accuracy: ±0.05pH
• Temperature compensation: Automatic temperature compensation (ATC)
• Working environment: 0 to 60.0℃ (32.0-140℉); RH 100%
• Temperature range: 0.1-60.0℃ 32.0-140℉
• Temperature accuracy: ±0.5℃
• Temperature resolution: 0.1℃/℉
• Automatic shutdown: about 5 minutes
• Battery: 3 x 1.5V LR44 (included)
• Dimensions and weight: 183*37*37mm(7.2*1.5*1.5in)/90g(3.2oz)
• Display: Support backlight
• Waterproof grade: IP65
• Power consumption: 2.9 mA, shutdown power consumption is 0

Note:

• The accuracy is relatively accurate within 150ppt, and the deviation is larger above 160ppt.
• Be sure to clean the electrode after each use.