To suit 1/10 scale models car or truck shells. Requires a thin long 19mm hole drilled and cut for the wires to feed through. Using the double sided tape included 1 small square attach the eagle decal to the body shell.Features a simple push button switch to change lighting modes. The lighting mode can be toggled by hittin the ch3 button on your remote for 3c remotes only. This set would be powered by the receiver any 27mhz / 35mhz / / 40mhz AM/FM or 2.4ghz which must be running by an esc or have a 6v DC input if using two servos for nitro models.