7-in-1 Water Quality Meter – pH TDS EC ORP Salinity Temp

7-in-1 Water Quality Meter for Aquariums & Drinking Water

Keep your aquarium water and drinking water in perfect balance with this versatile 7-in-1 Water Quality Meter. In one compact, portable pen-style device, you get simultaneous readings for pH, TDS, EC, ORP, Salinity, Specific Gravity (S.G.), and Temperature — everything you need to monitor water health at a glance.

Why You'll Love This Water Quality Tester

• 7 Parameters in 1 Device: Measures pH, Total Dissolved Solids (TDS), Electrical Conductivity (EC), Oxidation-Reduction Potential (ORP), Salinity, Specific Gravity, and Temperature simultaneously.
• Perfect for Aquariums: Maintain ideal water conditions for freshwater and saltwater fish tanks, reef aquariums, and planted tanks.
• Drinking Water Monitoring: Quickly verify the quality and purity of tap water, filtered water, or well water.
• Portable Pen-Style Design: Slim profile (185 × 37 × 24 mm) with a durable ABS housing slips easily into a pocket or bag — always ready when you need it.
• Splash-Resistant Build: Designed to handle moisture and splashes during regular testing without missing a beat.
• Lightweight & Easy to Use: Simple one-button operation delivers fast, accurate digital readings on a clear display — no complicated setup required.
• Versatile Applications: Ideal for aquarium hobbyists, hydroponics, swimming pools, spa maintenance, and general water quality analysis.

Product Specifications

• Model: A02F-2X / C-600
• Parameters Measured: pH, TDS, EC, ORP, Salinity, Specific Gravity, Temperature
• Housing Material: ABS
• Dimensions: 185 × 37 × 24 mm
• Power: Battery-powered (included)
• Best For: Aquariums, drinking water, hydroponics, pools, spas

What's in the Box?

• 1 × A02F-2X 7-in-1 Water Quality Meter
• Battery (included)

For guidance on safe drinking water quality standards, visit the U.S. EPA Drinking Water resources.

Frequently Asked Questions

Q: What parameters does this 7-in-1 water quality meter measure?

A: This water quality meter measures seven key parameters in a single device: pH, Total Dissolved Solids (TDS), Electrical Conductivity (EC), Oxidation-Reduction Potential (ORP), Salinity, Specific Gravity (S.G.), and Temperature. It's ideal for aquariums, drinking water testing, hydroponics, and more.

Q: Is this water quality tester suitable for saltwater aquariums?

A: Yes! The A02F-2X includes Salinity and Specific Gravity measurements, making it perfectly suited for monitoring saltwater and reef aquarium environments, as well as freshwater tanks.

Q: How do I use the aquarium water quality meter?

A: Simply submerge the probe end of the meter into your water sample. The digital display will quickly show readings for all 7 parameters. No complicated calibration steps are required for routine testing, and the pen-style design keeps it easy to handle and store.

Q: Is the water quality meter portable?

A: Absolutely. At just 185 × 37 × 24 mm and battery-powered, this compact tester is designed for portability. It fits easily in a bag, tool kit, or pocket, making it convenient for use at home, at the aquarium store, or in the field.