He powered LED lights with fire and water using some cans

He converted heat energy from some candles into electricity to power LED lights and use them as an emergency product.

This device could also be used as Battery/smartphone charger, External fan (cooling effect, fire booster, etc.),

He used two cans of TUNA fish and USB notebook lights.
He powered LED lights with fire and water using some cans

He powered LED lights with fire and water using some cans

Can 1 used to absorb heat from the candles. Can 2 contains water.

He powered LED lights with fire and water using some cans

Aluminium distance plates to get a more even heat transfer.

He powered LED lights with fire and water using some cans

He used a soldering iron and screw the cables to a terminal

He powered LED lights with fire and water using some cans
He powered LED lights with fire and water using some cans
He powered LED lights with fire and water using some cans
He powered LED lights with fire and water using some cans

The result

He powered LED lights with fire and water using some cans
He powered LED lights with fire and water using some cans

Source: instructables.com