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Ewelly EW-M801AH temperature controller review and manual

August 31, 2021 Ivan Leave a comment

In this post will describe my experience with the thermostat EW 801AH from the Chinese company Ewelly which I bought…

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Posted in: Measurement

JK-B2A24S Active Equalizer Li-ion, Lifepo4 batteries with bluetooth app

July 29, 2021 Ivan 2 Comments

In this article can you read about cell balancer JK-B2A24S with bluetooth app You will learn my experience pros and…

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T2310 Time Controller with 1.37TFT display (12V-24V/AC110V-220V) Review and instructions manual

June 9, 2021 Ivan Leave a comment

In this article, you will learn the pros and cons instructions on how to set it up and control it.…

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STC-3018 temperature controller

February 11, 2021 Ivan 3 Comments

This is a very similar thermostat as the STC-3008 I reviewed earlier, In this article I will focus on the…

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Ketotek KT3012 humidity controller review,wiring error fix

January 21, 2021 Ivan Leave a comment

This review is special in that I can not recommend for the device KT-3012, because it has a manufacturing defect…

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Best car plug voltmeter for battery measurement

October 16, 2020 Ivan Leave a comment

In this In this article, you will learn all about all about the voltmeters tested in the cigarette lighter- “car…

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Sinotimer DDS024T Din Rail 3 Phase 4 Wire Energy Meter Wattmeter kWh 5-100A AC 380V

January 16, 2020 Ivan Leave a comment

If you want to measure the consumption of the whole house or one device such as an electric boiler or…

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YB28VA DC voltmeter-ammeter with measuring current through CT (Holzer meter)

October 7, 2019 Ivan Leave a comment

Aliexpress.com Meter with 10A,20A,50A,100A,200A,300A DC CT $18.00 Buy Now The advantages of using the Holzer meter, sensor, convenient connection, can…

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Fahrenheit Temperature controller Ketotek KT1210W AC 110V (120V)

July 16, 2019 Ivan 2 Comments

Aliexpress.com KT12010W KETOTEK edition Buy Now If you need to control the temperature in the fahrenheit degrees here are my…

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110V/230V DIN Rail temperature controller with probe support cooling/heating SN93

June 21, 2019 Ivan 2 Comments

Aliexpress.com DIN rail temperature controller $15.00 Buy Now These days I was make with cooling with temperature controller SN92 is…

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Posted in: Measurement

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