With its rugged design and build, the TDS-3 is an ideal meter that can be used for any application; Ranging from water purification, to hydroponics. It comes with a black vinyl carrying case, protecting it when carried in a toolbox.

Features:

• Hold Function
• Auto-off Function (After 10 min.)
• Built-in digital thermometer
• Includes a carrying case with belt clip
• Factory Calibrated with a 342 ppm NaCl solution. (Meter can be recalibrated with a mini-screwdriver).
• IF + CALIBRATION SELECTED: Includes 500ml Calibration solution.