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Testers and Detectors

41 products

This category includes practical testers and detectors for home use, such as water pH meters, TDS/EC and hardness testers, litmus test paper, and carbon monoxide detectors. These products help you check drinking water quality, monitor aquarium or pool water, test acidity levels, and detect the presence of CO indoors for added everyday safety.

Bestseller
Water Tester pH Meter Water Quality Analysis
Bestseller
Litmus Test Paper pH Test Strips, 80 pcs
Bestseller
Water Hardness Tester Salt Meter TDS/EC Water Quality Analysis

-59%

Battery Tester for AAA, AA, 9V, 1.5V Batteries
Generic

-4%

XL830L Digital Multimeter / Voltage Tester

-82%

Voltage Tester 12-250V Deli Tools EDL8003 (yellow)
Digital Water pH Meter AG180D with ATC Function, Yellow
Generic
Habotest HT601A Gas Detector with Alarm
Habotest
Bigstren 4-in-1 LED Water Quality Tester with pH and Temperature Meter
Bigstren
New
Carbon Monoxide (CO) Detector with LCD Display
Hismart
Digital 3-in-1 Water Quality Tester TDS EC Meter with Backlight
Generic
New
Gas Leak Detector, 230V
Hismart

-25%

Habotest HT107D Socket Tester with Digital Display
Habotest

-21%

Habotest HT121, non-contact voltage tester / diode tester, NCV, True RMS
Habotest

-38%

Habotest HT59 Gas Leak Detector with Sound and Light Alarm
Habotest
Habotest HT605 Digital Wind Speed Meter Anemometer
Habotest
Habotest HT66 Mini Gas Leak Detector
Habotest
Habotest HT812A Network Cable Tester RJ45/RJ11
Habotest

-16%

Habotest MY6238 4-in-1 Multi-Purpose Detector
Habotest
New
HDMI Cable Tester NF622 for Type A and Type C Cables
Hismart
New
LTC Non-Contact AC Voltage Detector 12–1000V with LED Flashlight
LTC
Network Cable Tester RJ45 and RJ11 with Case
New
Photoelectric Smoke Detector, 2-Wire
Hismart
New
Photoelectric Smoke Detector, 4-Wire
Hismart
New
Thermal Imaging Camera THERMAL MASTER DV2 256x192 32GB Wi-Fi Black
THERMAL MASTER
New

-1%

Thermal Imaging Camera Thermal Master Thor001
THERMAL MASTER
New
THERMAL MASTER T2Max Thermal Imaging Camera, Gray
THERMAL MASTER
New

-2%

Thermal Master Thor002 Thermal Imaging Camera
THERMAL MASTER
New
THERMAL MASTER X2 USB-C Mini Thermal Camera
THERMAL MASTER
New
Thermal Master X2 USB-C Thermal Imaging Camera
THERMAL MASTER
New
Thermal Master X3 Thermal Imaging Camera, 384x288, 60 Hz, 15 mm Lens, 15x Zoom
THERMAL MASTER
New
Tuya Smart Dual Channel Wi-Fi Energy Meter 80A with CT Sensors
Tuya
New
Tuya Smart Energy Meter 1P+N 80A Wi-Fi with CT Current Sensor
Tuya
New
TUYA Smart Gas Leakage Detector, Wi-Fi
Tuya
New
Tuya Smart Wireless Photoelectric Smoke Detector Wi-Fi
Tuya
New
Universal Analog Battery Tester Voltmeter AA AAA C D 9V


Testers and detectors are useful tools when you want quick, clear information about water quality or indoor safety. In this category you can find water pH meters, TDS/EC and hardness testers, litmus test paper, and carbon monoxide detectors. They are suitable for everyday household checks, monitoring filtered water, testing aquarium or pool water, and improving awareness of important safety conditions inside living spaces.

How to choose the right tester or detector

Start by deciding what you need to measure. A pH meter is designed to check acidity or alkalinity, while a TDS/EC tester helps assess dissolved solids and conductivity in water. If you want a quick and simple indication, litmus paper can be a practical option. A carbon monoxide detector is intended to alert you to the presence of CO indoors. When comparing products, consider the measurement type, ease of use, and whether the device matches your intended application.

  • Water pH testers for checking acidity and alkalinity.
  • TDS/EC and hardness meters for basic water quality evaluation.
  • Litmus test paper for fast and simple pH checks.
  • CO detectors for added awareness of indoor safety risks.
  • Different formats for regular monitoring or occasional testing.

Browse and compare the available testers and detectors to find the option that fits your needs. Whether you are checking water parameters or adding an extra layer of home safety, the right device can make routine monitoring easier and more convenient.

Frequently Asked Questions

What is the difference between a pH meter and a TDS/EC tester?

A pH meter measures acidity or alkalinity, while a TDS/EC tester helps evaluate dissolved solids and conductivity in water.

What is litmus test paper used for?

It is used for quick, simple pH checks when you do not need a digital reading.

Can water testers be used for drinking water, aquariums, and pools?

Many models are suitable for different water testing tasks, but you should always check the intended use of the specific product.

Where should a carbon monoxide detector be placed?

Place it indoors according to the manufacturer's instructions, in areas where early CO detection is important.