Make your own mobile and laptop speaker from an old light bulb

Welcome, dear viewers
In this video, we present a simple way to convert a saving bulb circuit into a powerful amplifier for use with cell phones and computers.
Through this video, you will benefit from a damaged energy-saving bulb and make an excellent speaker at a low cost. It is powered by a 3.7 volt lithium-ion battery.
Materials used:
1- Energy saving lamp
2- Computer headset
3-Lithium battery
4-On/off key
5-Cylindrical tube
#electronics
#Make your own
#diyelectronics
#diy
#Amazing_inventions
#lithiumbattery
#doityyourself