Reviewing of DC 5V to DC 1 2V 24V USB Adjustable Boost Buck Converter

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Reviewing of DC-DC 5V to 3.3V 9V 12V 24V USB Step UP / Down Power Supply Module Adjustable Boost Buck Converter Out DC 1.2V-24V UPDATED 2021

As long as you have a mobile phone charger, USB5V adapter, you can easily output 1V to 24V adjustable voltage, power 3W; can also be equipped with USB adapter board, microUSB as input,
very convenient to use. The voltage regulator uses a multi-turn precision long handle potentiometer, which is free from a slotted screwdriver and can be manually adjusted. With a beautiful case, the output voltage display is green

Package include;
1pcs USB Step UP / Down Power Supply Module Adjustable
1pcs USB Adapter

WARNING:
This video is for demonstration and educational purposes only. Each demonstration presents risks and hazards that must be fully understood before attempting.
And should be performed only by professionals

Disclaimer:
The information, demonstration, and any content contained in this video are for informational purposes only. PLEASE READ Warning… do this at your own risk. I am not responsible for what you do to your device.

MUSIC:
Track title: Kurt
From: YouTube Audio library

IMAGE:
Quranic Dua #35 (Surah al-Ahqaf)
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pm me can you to install do solar panel of charger

anwinalon
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is it possible to connect it in a 12v to 230ac converter? if yes, what type of wire is applicable? thank you

jmdeTV
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Can i charge 6v 4.5ah lead acid battery using 20, 000 mah power bank using this device?

francisdemata
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How do u deal with heat, my dc to dc convertor get reall hour to 114 degrees F and shut off

danoise_