Introduce Arcturus Airsoft M4 AEG ME, SE and FE series with ETU

Arcturus Sport Line and Lite series come with 3 types of mosfet, allowing different levels of programming and customized settings. This video briefly introduces the differences among the 3 product lines. #airsoftgunreview #airsoftaeg #ultimateairsoft #airsoftm4 #airsoft ‪@MOSManufacture‬