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4 in-1 test pen, it can test pH, TDS,EC and temperature. 
High accuracy, 0.01PH resolution, quick to get the testing result and can test the PH value for any 0-14PH liquid which you wanna test.
LCD display screens, easily read the displayed value.
Equipped with premium quality sensitive probe, reliable test.
Widely used in measure water quality, such as tap water, RO system water, aquarium, seawater, pool water.

Material: ABS
Color: Grey
pH: 0.00-14.00pH, EC: 0-19990us/cm; 0-19.9ms/cm, TDS: 0-19990ppm; 0-19.9ppt, Temp 0℃-50℃ (32°F-122°F)
Accuracy: pH ±0.03pH, EC TDS ±2%F.S, Temp  ±1.0°C
Battery: 3 × 1.5v (ag-13)(NOT included)
Temperature compensation: 0 ° C 50 ~50° C
Operating temperature: 0° C~50° C
Package weight: 153/5.4oz    
Package size: 200*108*50mm/7.87*4.25*1.97in

Packing List: 
1*4 in 1 meter
1*manual in english
1*Mini Screwdriver

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