Nacerlary 7-in-1 Hot Tub & Pool Test Strips, 175 Count

Count: Nacerlary 7-in-1 Hot Tub & Pool Test Strips are designed to check several water-chemistry measures using a dip-and-compare process. The listing describes six colour pads for seven parameters, with free chlorine and bromine sharing one pad, making this a broad routine-check option for pools, spas and hot tubs.

At a glance

Six colour pads are claimed to measure seven parameters, with free chlorine and bromine sharing a pad.
The described method is to dip for 2 seconds, wait 15-30 seconds, then compare the colours with the chart.
The listing says the water profile can be read in under a minute without extra tools or mixing.

Price

£9.34Save 15%

Reference price: ~~£10.99~~

Price checked: 12 Nov 2026

View offer

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Pros and cons

Pros

The advertised checks cover several common water-balance measures, including pH, sanitiser, alkalinity, hardness and cyanuric acid.
A 175-strip quantity may suit regular testing, which the listing recommends doing at least twice weekly for hot tubs.
The described dip-and-compare process is straightforward and requires no additional tools.

Technical specifications

8 specifications

Identity and quantity
Brand	Nacerlary
Strip quantity	175.0 count
Manufacturer part number	UK-SZCSZ100
Country of origin	China

Water testing
Advertised format	7-in-1
Test parameters	pH, alkalinity, hardness, CYA, total chlorine + free chlorine/bromine
pH range	0.0-14.0
Recommended uses	Hot tubs, spas, swimming pools; chlorine, bromine, pH, alkalinity, hardness

What to know before buying

The listing says to keep strips dry, store them in a cool, dry place, use them within 90 days of opening, read results in natural daylight and avoid touching pads with wet fingers. These are seller-provided usage directions, not independently verified performance claims.

What’s in the box

Included

UK-SZCSZ100

Who is it for?

A good fit for

Hot-tub, spa and pool owners who want a multi-parameter strip for routine water checks.
Buyers who prefer a dip-and-compare test rather than mixing drops or using extra tools.

Less suited to

Anyone needing independently verified laboratory-grade readings or confirmation beyond colour-chart results.

Nacerlary 7-in-1 Hot Tub & Pool Test Strips, 175 Count · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 172 ratings

5 stars70%70%
4 stars17%17%
3 stars7%7%
2 stars3%3%
1 star3%3%

Customer feedback highlights perceived accuracy, with one customer saying the strips worked better than water drops. Views on value are mixed, with some finding the price reasonable and others considering them pricey. For buyers using the strips for routine checks, the reported accuracy is relevant, but feedback does not establish measurement performance or resolve the trade-off in perceived cost.

Positive themes

Customers describe the strips as accurate. One comparison favoured them over water drops.

Mixed feedback

Feedback on value for money is mixed. Some customers consider them well priced while others find them pricey.

Frequently asked questions

What water measures do these strips test?

The listing describes seven parameters: pH, alkalinity, hardness, cyanuric acid, total chlorine, and free chlorine or bromine. Free chlorine and bromine share one pad.

How long does a test take?

The stated steps are to dip a strip for 2 seconds, wait 15-30 seconds and compare it with the colour chart. The listing says this takes under a minute.

How should the strips be stored and used?

The listing advises keeping them dry in a cool, dry place, using them within 90 days of opening, reading results in natural daylight and avoiding wet fingers on the test pads.