barbalote2's channel

emergency power 12 and 5 volt.

4 usb sockets that can charge 4 phones at the same time, each can output 1.5 amps, one 12.6 volt socket, one lcd ccf...

very easy to make.

parts i used:

22 ohm 15watt resistor

3 millimeter copper wire for the tip (it's wound around the resistor very tight 5 times)

s...

the amp is from some computer speakers, the box from a laptop charger, the speakers from a laptop, it has 2 lithium ion batteries, the amp works on...