id like to know how to make a police light bar for 12v? Answered
id like to make a light bar with an arduino or an ic chip i have a few of the chip but idk what all i have but id like to be able to change the flash modes with a push button and id like to run it on a 12v power with 100 or a 1000 leds. but idk what ic chip i could use or what resistor size i should use and idk what the leds are rated for they are parts. any thing would help.