DIY Super bright light reading lamp usb power.
Hello everyone today I'm going to show you how to make super bright light usb power reading lamp from low cost 12 volts led made in china light bulb. Now you can use your power bank to supply super bright reading lamp even if power outage. The bulb compatible with computer usb supply too. Let's get start!!! List of component: Low cost made in china 12 volts led bulb IC regulator 7833 First open led bulb case Then find led cathode that print circuit is connect to negative pole directly as show in dark bule line in picture below and connect positive wire(pale blue) to led anode. Solder wire to IC 7833 and bulb as picture below. White wire negative,pale bule positive. Now assemble everything in the bulb and see full demonstration in my video below. Have a good diy time. Bye bye.