Flashlight with supercapacitor to tinker oneself

Written by SupercapTech - - 33 comments

You are handy and you want to test supercapacitors in a concrete project?

Antoine Roussel shows on his blog "The creative family" how to make a flashlight using a supercap:
Immortal flashlight (in french).

The author explains step by step how to make it with photos and electric plans.

The result is a flashlight that illuminates for 15 minutes (without loss of brightness) and recharges quickly. Antoine Roussel goes even further by adding a USB port to the device to easily recharge his flashlight from a computer, a car radio or other electronic device with a USB port (while charging is done in 1 minute).

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