S&T Wiring Assembly w/ Gen3 ETU for Version 2 Airsoft AEG Gearboxes

"This part came stock in two of my AEGs and both have burnt out. One may have been user error, but the other was definitely part failure. It'll last you for a while and it works pretty well, but for the price, it doesn't deliver much. Also, you need to have a magnet on your sector gear. This is a neat idea because you don't need to worry about damaging light sensors during installation. The problem is that you may need to buy a new gear set. By the time all is said and done, it's better both in the short and long run to spend a bit more money on a superior MOSFET (=

"Works good only complaint is the complete lack of instructions, you have to make sure that you have a magnet on the bottom of your sector gear or it will not function.