how to make all led tester.How to make LED Backlight tester at home
diagram link➡️https://drive.google.com/uc?export=download&id=1rSIuJKlWA-l6C-p6v6qpwX6L-Fd2nUmR
parts.
➡️XL6009 boost converter
➡️3 pin voltmeter (100v)
➡️DC jack base
➡️3.3k resistor
➡️banana clips ( male & female)
➡️project box
➡️multimeter probes