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Testers and Detectors

45 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
Water Hardness Tester Salt Meter TDS/EC Water Quality Analysis
Bestseller
Litmus Test Paper pH Test Strips, 80 pcs

-82%

Voltage Tester 12-250V Deli Tools EDL8003 (yellow)
Habotest HT601A Gas Detector with Alarm
Habotest

-30%

Baldr BD-990 Single-Phase Wattmeter, White
Baldr
New
Carbon Monoxide (CO) Detector with LCD Display
Hismart
New
Ermenrich NG40 Gas Detector with Flexible Probe
Ermenrich
New
Ermenrich Ping SM90 3-in-1 Stud Detector with Laser Tape Measure, Black/Purple
Ermenrich
New
Ermenrich Seek TV50 Thermal Camera, Black / Purple
Ermenrich
Gas Leak Detector Habotest HT66
Habotest
New
Gas Leak Detector, 230V
Hismart

-25%

Habotest HT107D Socket Tester with Digital Display
Habotest

-21%

Habotest HT121 Smart Digital Multimeter with NCV and True RMS
Habotest

-38%

Habotest HT59 Gas Leak Detector
Habotest
Habotest HT605 Digital Wind Speed Meter Anemometer
Habotest
Habotest HT812A Network Cable Tester RJ45/RJ11
Habotest

-16%

Habotest MY6238 4-in-1 Multi-Purpose Detector
Habotest
New
Handheld Spectrum Analyzer 2.8" (100 kHz – 960 MHz)
Hismart
New
HDMI Cable Tester NF622 for Type A and Type C Cables
Hismart
New
Infrared Thermal Detector Bosch GIS12V-700-14, -30 °C to +700 °C
Bosch
New
LTC Non-Contact AC Voltage Detector 12–1000V with LED Flashlight
LTC
New
Maclean MCTV-884 Digital Satellite Signal Finder with 25cm Cable
Maclean
New
Metal, Electrical Wiring and Wood Detector with 60m Laser Distance Meter
Noyafa
New
Network and Telephone Cable Tester RJ-45, RJ-11
Noyafa
Network Cable Tester RJ45 and RJ11 with Case
New
Network Cable Tester with PoE and Length Measurement
Noyafa
New
Photoelectric Smoke Detector, 2-Wire
Hismart
New
Photoelectric Smoke Detector, 4-Wire
Hismart
New
PoE Checker Network and Ethernet Cable Tester
Noyafa
New
PoE Network Cable Tester with Color LCD Screen
Noyafa
New
Stud Detector Ermenrich Ping SM70 Wall Scanner
Ermenrich
New
Thermal Camera Ermenrich Seek TV70, 120 x 90 px, -20...+400 °C
Ermenrich
New
Thermal Camera Ermenrich Seek TV90, 120x90 px
Ermenrich
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


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.