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Author: Ivan

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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Posted in: Modules

ZJ-LCD-M Flow control meter display review and instruction manual

May 12, 2021 Ivan 2 Comments

In this article In this article you will learn the pros and cons of how to set and all the…

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Posted in: Non-electrical meters

STC-3018 temperature controller

February 11, 2021 Ivan 6 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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Posted in: Temperature/Humidity

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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Posted in: Temperature/Humidity

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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Posted in: Electricity measurement

GZF-12V Water liquid level module switch

August 17, 2020 Ivan 4 Comments

– 25% Aliexpress.com GZF-12 liquid level controller $4.00  $3.00 Buy Now A small 12V module that can be used to…

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Posted in: Modules, Non-electrical meters

MOSHEEN M003 Signal Detector (AntiSpy)

February 19, 2020 Ivan Leave a comment

Aliexpress.com M003 Mooshen antispy detector $30.00 Buy Now I ordered this camera and wifi finder for a friend, his goal…

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Posted in: Other

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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Posted in: Electricity measurement

Yiyun LB27 24V 250W controller for scooters with brush motor review and manual.

October 23, 2019 Ivan 28 Comments

Aliexpress.com 24V LB27 controller aliexpress $14.00 Buy Now In this review you will learn all the details about the scooter…

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Posted in: E-bike

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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Posted in: Electricity measurement

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