Official Product Review of AutoCharge the Manual Dynamo Charger
Autocharge is a manual dynamo charger for mobile with USB connection, which consists of an internal dynamo that generates electricity through the rotation of a crank, and which is transmitted to 12V. power to a USB charging socket.How does Autocharge work?
The dynamo USB charger works easily and efficiently. You just have to rotate the pedal continuously to generate electricity and charge the internal battery of the device, keeping you connected to the USB jack on the device we want to load.Do USB dynamo chargers work well?
AutoCharge’s charging system is optimized to recharge with the least effort.
In addition to recharging any device connected to USB, it can be used thousands of times and anywhere.
Features of the dynamo USB charger Autocharge
- High power winding for fast recharges.
- Recharge any device, mobile, tablets, smartwatch and more.
- It can be used anywhere.
- Fully mechanical, does not require batteries or any other support.
- Ideal to always carry a charging system, on excursions, areas with little electricity, etc.
- Long-Term Home Electricity Bill Savings.
- Ideal to avoid losing data from your smartwatch, such as the GX Smartwatch
Dynamo mobile charger Autocharge reviews and opinions
I have a dynamo charger for mobile for months and I recommend it. It seems not, but recharging 2-3 mobiles every day in the electricity bill is really reflected.
Mira
Beautician
Toni
Car mechanic
Última actualización: 24/11/2025
Franc Gayet is the author and editorial lead of this blog, specializing in electronic product reviews and comparisons. Since 2020, he has conducted over a thousand device tests using structured, reproducible protocols and verified data from manufacturers. His analyses are documented with photos, screenshots, and videos, providing a reliable, objective, and technical source for consumers and media.
