leds.want to make a stop turn brake light.about 20 or 25 bulbs.

how much power will it take to light the bulbs?does a resistor need to go in front of each bulb?

illuminatis7 years ago
how much are you looking to spend? I wanted to do this too, and found the easier way (and cheaper) was to buy them premade. I used this site:
orksecurity7 years ago
Resistor: In general, yes.

Power: Look at the specs of the LEDs you want to use. That will tell you how many amps they will draw (given the opportunity).