SAT&Gaming Airsoft gets the most compact ETS II AEG from the Evolution Airsoft/International for a video review. This is what Evolution Airsoft says to be a Smart Airsoft Gun with the powerful ETSII electronic trigger system. This system offers a variety of functions, including binary trigger, 3 semi burst, 3 auto burst, 5 auto burst, ramping full auto, active brake, sniper delay, low voltage protection, auto voltage detection, auto cycle completion, and auto engine diagnostics. All of these functions can be easily programmed via the trigger without disconnecting the battery. The configuration change is quick and can be done in seconds even while playing.