The 4 in 1 Water Quality Test Pen is a compact, multi-parameter digital meter designed to measure pH, TDS, EC, and Temperature accurately and instantly. Ideal for laboratory testing, water treatment plants, aquaculture, agriculture, food processing, RO systems, and drinking water quality monitoring.
This portable tester provides quick and reliable readings with a clear backlit display, making it suitable for both field and laboratory use.
Key Features
- ✅ 4-in-1 Function – Measures pH, TDS (ppm), EC (µS/cm), and Temperature (°C)
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✅ Wide Measurement Range
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pH: 0.00 – 14.00 pH
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TDS: 0 – 9999 ppm
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EC: 0 – 9999 µS/cm
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Temperature: 0°C – 60°C
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✅ Automatic Temperature Compensation (ATC)
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✅ Digital LCD with Backlight – Easy to read in low light
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✅ One-Touch Operation
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✅ Portable & Lightweight Pen Design
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✅ Auto Power-Off Function
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✅ Replaceable Electrode Design (Model dependent)
Technical Specifications
| Parameter | Specification |
|---|---|
| pH Range | 0.00 – 14.00 pH |
| TDS Range | 0 – 9999 ppm |
| EC Range | 0 – 9999 µS/cm |
| Temperature Range | 0°C – 60°C |
| Resolution | 0.01 pH / 1 ppm / 1 µS/cm |
| Accuracy | ±0.1 pH (typical) |
| Display | LCD with Green Backlight |
| Power Supply | Battery Operated |
| Origin | China |
Applications
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Drinking water testing
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RO & water purifier monitoring
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Aquariums & aquaculture
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Agriculture & hydroponics
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Swimming pools
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Laboratory research
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Industrial water systems
Package Includes
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1 × 4-in-1 Water Quality Meter
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Calibration Buffer Powder (pH 4.01 / 6.86 / 9.18 – depending on set)
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User Manual
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Protective Storage Case
Why Buy from Alo Scientific?
✔ Genuine quality products
✔ Competitive wholesale & retail pricing
✔ Fast delivery anywhere in Bangladesh
✔ Trusted laboratory equipment supplier
✔ Technical support assistance
✔ Bulk order facility available
Alo Scientific
supplies reliable laboratory instruments, water testing equipment, and industrial measuring tools at affordable prices.
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