It seems that the Burst Wizard King Kong Plug and Play MOSFET gets an upgrade with the Elite version as demo'ed in this video... "With Burst Wizard King Kong Elite cycle gear technology, your regular AEG can transfrom instantly into a Burst capable AEG with full MOSFET advantages. The burst count can be from 1 to 9. At 1, it is equivalent of firing semi at fullauto tappet plate position so you don't have to flip the switch and definitely makes your gearbox last longer with much less mechanical tear and wear. But, this is just a fraction of what BWKKE can do for you! Check out more at www.burstwizard.com."