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Mcbazel Digital TDS Meter 4-in-1 Water Quality Tester with Backlight

£5.99 (as of 23/10/2026 22:53 BST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The Mcbazel Digital TDS Meter is a 4-in-1 water quality tester with TDS, EC and temperature readings, a backlit display and HOLD function. It runs on 2 x AAA batteries, which are included, and has a stated temperature range of 0-60°C / 32-140°F. The main body is only splash-proof, so it is not a fully waterproof tester.

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Quick Summary

The Mcbazel Digital TDS Meter is a 4-in-1 water quality tester that shows TDS, EC and temperature readings in °C or °F. It also includes a backlight screen and a HOLD function for locking a reading on display.

The meter is aimed at checking water for everyday home and hobby use, including drinking water, aquariums and hydroponics. It is powered by 2 x AAA batteries, which are included, and it has an auto-off function after 5 minutes of inactivity.

Key Details

DetailVerified information and buyer relevance
BrandMcbazel.
Product typeDigital TDS meter and water quality tester.
FunctionsTDS, EC and temperature readings in °C/°F. Useful when comparing basic water readings in different settings.
DisplayBacklit screen with emoji indicator and HOLD function. Helpful for reading and recording values more easily.
Power2 x AAA batteries included. Check battery type before choosing an offer if you want an immediate-use setup.
Auto-offTurns off after 5 minutes of inactivity.
Temperature range0-60°C / 32-140°F. Compare this with the water you plan to test.
Claimed TDS range0-9990 ppm. Compare the stated range with the kind of readings you expect to measure.
Water exposure noteOnly splash-proof. Keep the main body dry during use and storage.
Included itemUser manual included.

What to Compare Before Buying

  • Measurement types: This meter reads TDS, EC and temperature. Check that these are the readings you want from a water tester.
  • Temperature display: The unit shows temperature in °C or °F, with a stated range of 0-60°C / 32-140°F. Make sure that suits the water you plan to check.
  • Power setup: It uses 2 x AAA batteries. If you want a ready-to-use meter, confirm that this battery format suits you.
  • Water exposure: The main body is only splash-proof, so handle and store it accordingly.
  • Reading hold: The HOLD button locks the reading on screen, which can matter if you want to note results away from the water.

Using It in Practice

This type of tester is useful when you want a quick reading rather than a full laboratory-style water analysis. It can be used to check basic readings before changing a filter, comparing aquarium water, or keeping an eye on hydroponics water.

For best results, keep the probe clean and dry after use, and use the HOLD function if you need time to record the reading.

Before You Decide

Check that you want TDS, EC and temperature readings in one tester, not a more specialised water-testing kit. Confirm the temperature range, battery format and splash-proof handling match how you plan to use it. If you need a fully waterproof tester, this is not the right choice.

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