TDS Pen High Precision Water Hardness Instrument EC TDS Tester PH Meter Aquarium Pool Water Quality Purity Testing Pen

Digital TDS Meter - Precision Water Quality Tester

01
$9.09
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TDS Pen High Precision Water Hardness Instrument EC TDS Tester PH Meter Aquarium Pool Water Quality Purity Testing Pen

Digital TDS Meter - Precision Water Quality Tester

$9.09
100% Satisfaction Guarantee
Color
  • Fast and stable digital TDS measurement
  • Easy one-button operation
  • Clear LCD display with ppm readings
  • Durable ABS housing
  • Designed for repeated, everyday testing
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  • Easy 30-Day Returns
  • Dedicated Support
Compatibility Details

Supports standard pH probes and built-in temperature sensors.

Why aquarists choose this product

- Instant TDS readings in ppm
Clear digital display shows dissolved solids (salts, minerals, metals) in seconds.

- High accuracy (±2%)
Reliable measurements for aquariums, hydroponics, and home water testing.

- Wide measurement range (0–9990 ppm)
Suitable for tap water, RO/DI output, pools, and drinking water.

- Portable, pocket-size design
Lightweight and easy to carry for quick testing anywhere.

- Helps detect filter performance
Identify when RO/DI or filtration systems need maintenance or replacement.

Technical Details

-Measurement Range: 0–9990 ppm
- Resolution: 1 ppm
- Accuracy: ±2%
- Material: ABS plastic
- Power Supply: 2 × LR44 button batteries (not included)
- Dimensions: 155 × 29 × 10 mm

What's in the Box?

1 × Digital TDS Meter
1 × User Manual

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