Mokei Paddock tries out a Double Eagle AX15 AEG that is equipped with a Kestrel V2 ETU to find out how it performs... "Double Eagle electric gun AX//15 electronic trigger setting change and test firing. Download the dedicated app from the attached manual and change the settings with the app by connecting the electronic trigger and smartphone via Bluetooth. The feature is that the setting change and reflection are extremely fast, and it is easy to set because it supports Japanese."