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5-in-1 Water Quality Tester MF-X51 ($20.99)

Gamers rise up – this bad boy is only $20.99 (with coupon power-up). Updated: 03-02-2026.

5-in-1 Water Quality Tester MF-X51 pH TDS Salinity EC Temperature Meter Accurate Portable Digital Water Analyzer for Aquariums Pools Labs Farming – Green
Banggood warehouse: China.

Price: $20.99

Additional Banggood coupons:
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2. Second page

Aliexpress

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Price history and price alert

Here is price history (for all/most countries) for 5-in-1 Water Quality Tester MF-X51. The lowest price was: $16.14.
Price records source(s): Banggood
Click on image to enlarge. Price history for 5-in-1 Water Quality Tester MF-X51
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).