The Mega Chip LED is a great choice for passenger car or whole building lighting. Megas are small, compact, and flat for easier mounting. And very very bright! These SMD Chip style LEDs include 8" 20.3cm red and green superfine magnet wire, a prewired resistor and prewired bridge rectifier. LEDs are tested, guaranteed and fully ready to connect to your 7-19 Volt AC or DC power supply.