Jefftron creates smart electronics for your Airsoft AEGs by computerizing the MOSFET and your trigger system for in-depth control of various features of your rifle, such as trigger settings or fire modes. With their newest generation of MOSFETs, they are a true contender for going head to head with other manufacturers and definitely have nothing to spare in terms of quality and features. While Jefftron is focused on making MOSFETs at affordable prices, they also offer fitting triggers to ensure the perfect match.