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Measure Your Water. In Seconds.
The Ninety TDS & Conductivity Meter Pen gives you instant, accurate readings of your water's total dissolved solids and conductivity — helping you verify the effectiveness of your filter and ensure your water meets quality standards at home.
Key Features
Dual measurement: Reads both TDS (Total Dissolved Solids) and electrical conductivity (EC) in one device
Instant readings: Results displayed in seconds on a clear digital LCD screen
Wide measurement range: Suitable for tap water, filtered water, RO systems, and more
Compact pen design: Lightweight, portable, and pocket-sized for everyday use
Simple one-button operation: No expertise required
Automatic temperature compensation: Ensures accurate readings across varying water temperatures
Technical Specifications
Measurement: TDS (ppm) + Conductivity (μS/cm)
Display: Digital LCD
Temperature compensation: Automatic
Power: Button battery (included)
Dimensions: Pen-sized, portable
What's in the Box
1 × TDS & Conductivity Meter Pen
1 × Protective cap
1 × User manual
Ideal for monitoring home water filters, RO systems, aquariums, hydroponics, and drinking water quality.
