Real Instruments 4-in-1 Water Quality Tester Pen - pH, TDS, EC, Temperature Meter:

The Real Instruments 4-IN-1 Water Quality Tester Pen is a waterproof, versatile instrument for precise water analysis. Equipped with four essential functions—pH, TDS, EC, and temperature measurement—it offers accurate and immediate water quality assessment.

Water testing tool

4 in 1 PH/TDS/ EC/ TEMP METER ideal instrument for chemical analysis of water, liquids ,solutions. It is used in wide range of industries such as chemical laboratory, fishing, pharma and also in aquarium, swimming pool. RANGE:PH:0.00-14.00PH, TDS:1-19990ppm, EC:1-19990us/cm, TEMP.: 0~60℃ RESOLUTION:PH:0.01ph,TDS:1ppm, EC:1us/cm,10us/cm, TEMP.: 0.1℃ ACCURACY:PH:±0.05PH,EC: ±2%F.S, TDS: ±2%F.S,TEMP.: ±0.5℃ Waterproof, Detachable probe, Automatic temp. compensation Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); TDS: Factory set EC: Factory set ►Auto shut off: 5 Minutes Battery:3X1.5V(LR44) button cell Size: 188mmx35mmx35mm, weight:123gm