PH-686 Portable Water Quality Tester – 4-in-1 Digital pH / TDS / EC / Temperature Meter
The PH-686 4-in-1 Water Quality Tester is a compact and reliable instrument designed to measure key water parameters with accuracy and convenience. Combining pH, TDS, EC, and temperature readings in a single device, it provides a complete solution for monitoring water quality in real time.
Ideal for both hobbyists and professionals, this tester delivers fast, stable results and is suitable for a wide range of applications including drinking water, aquariums, hydroponics, and pools.
Key Features:
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4-in-1 multifunction meter – measures pH, TDS, EC, and temperature
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High accuracy sensors – delivers reliable and consistent readings
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Large LCD display with backlight – easy to read in any lighting conditions
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Automatic Temperature Compensation (ATC) – ensures accurate measurements across temperatures
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Portable and lightweight design – ideal for field and on-site testing
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One-button operation – simple and user-friendly
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Auto power-off – saves battery life
Applications:
- Drinking water quality testing
- Aquariums and fish tanks
- Hydroponics and agriculture
- Swimming pools and spas
- Laboratories and environmental monitoring
Specifications:
- Model: PH-686
- Measurement Parameters: pH / TDS / EC / Temperature
- pH Range: 0.00 – 14.00 pH
- EC Range: 0 – 19990 μS/cm (0–19.9 mS/cm)
- TDS Range: 0 – 19990 ppm
- Temperature Range: 0°C – 50°C (32°F – 122°F)
- Accuracy:
- pH: ±0.03 pH
- EC/TDS: ±2% FS
- Resolution: pH 0.01 / Temp 0.1°C
- Power Supply: 3 × 1.5V button batteries (not included)
Package Includes:
- 1 × PH-686 4-in-1 Water Quality Tester
- 1 × Mini Screwdriver
- 1 × User Manual
