The HI98129 Low Range pH/Conductivity/TDS Tester is a compact, waterproof pocket meter ideal for field testing water quality. Designed for low-range EC (0 to 3999 µS/cm) and TDS (0 to 2000 ppm), it also accurately measures pH and temperature. This multi-parameter tester features automatic temperature compensation (ATC), a replaceable pH electrode, and a graphite EC/TDS probe for precise results without contamination. Built with a floating design and stability indicator, it's perfect for hydroponics, aquaculture, and environmental monitoring. Available at Kamadi Pakistan, this versatile handheld tester is your go-to solution for reliable and portable water quality testing.