3D model with animation explains HK G3 assault rifle function! What is inside the gun app?!- High detailed 3D model - Operation animations: fire, unload, reload, safety- Accessories: Picatinny Rail, HWS, Aimpoint, Rear Sight Adj.- Slow motion- X-ray mode- Cutaway mode- Tap'n'Hide mode (hide any part of the model, just tap it)- Augmented reality (use your camera to take AR photos)