Pen-Type Digital Salinity PPM Temperature Waterproof Tester Meter for Salt Water Pool and Koi Fish Pond
- 3-in-1 meter! Measure total dissolved solids, salinity, and temperature of water sample with just one device..
- Functions: Large LCD double reading display with temperature compensation function.
- wide range of measurement and a variety of measurement units can be selected..
- Multi-point calibration design, automatic calibration with one button.
- indicator lamp with insufficient battery capacity..
- This tool is also perfect for testing water in swimming pools, hydroponics, water treatment businesses, and other related industries..