Purchase Qty. Reference FOB Price
5-99 pieces US$7.00
100-499 pieces US$6.49
500+ pieces US$6.30
Product Description
Product Description Range PH 0.00-14.00ph TDS 1~19990ppm Resolution PH 0.01ph TDS 1ppm Accuracy PH 0.05ph TDS ±2% Calibration 6.86 4.00 9.18 automatic calibration Battery 3*1.5V ( around 320h, auto-off after 5 min) Temperature 0~60ºC(32.0~140ºF) Dimension 183mm*37mm ...