4/5/7-in-1 Digital pH Meter – Multi-Parameter Aquarium Water Tester

Monitor multiple water parameters with one compact 7 in 1 pH meter designed for convenient routine testing. Depending on the selected version, this multi-function tester supports measurements including pH, TDS, EC, ORP, salinity, specific gravity (S.G), and temperature. Its digital backlit display keeps readings easy to view in different environments. Portable and versatile, it’s a practical choice for aquariums and other compatible water-testing applications.

Key Features

• Available in 4-in-1, 5-in-1 & 7-in-1 versions.
• Multi-parameter digital water quality tester.
• Supports pH, TDS & EC measurements.
• Selected versions support ORP and salinity.
• S.G and temperature measurement options.
• Clear backlit digital display.
• Compact handheld design.

Why Choose Our Multi-Parameter pH Meter?

Instead of carrying several separate testers, this TDS EC meter combines multiple water measurements in one convenient device. Choose the version that best matches the parameters you need for routine monitoring.

Perfect For

• Aquariums & fish tanks
• Water quality monitoring
• Hydroponic setups
• Pools & spas
• Household water checks
• General water testing

Product Specs

• Versions: 4-in-1/5-in-1/7-in-1
• Parameters: pH/TDS/EC/ORP/Salinity/S.G/Temperature
• Display: Digital with Backlight
• Design: Handheld/Portable
• Application: Aquarium/Water Testing

More Water Measurements in One Device

Simplify routine checks with a versatile aquarium water tester built for convenient multi-parameter monitoring.