It uses a drum-style revolving magazine, which lets you fire 20 foam darts quickly and it helps that it is battery powered too.
Here are the finer details on this cool Nerf styled battle gun:
Motorized Tommy 20
- Requires 3xAA batteries.
- Tommy 20: Approximately 15cm (W) x 20cm (H) x 62cm (L)
- Suitable for Ages 6-16yrs
Tommy 20
- 1x Tommy 20 Gun
- 20x Tommy 20 Foam Darts
Battle Pack
- 2x Tommy 20 Gun
- 72x Tommy 20 Foam Darts
Just £19.99 ($33/€22) for the basic Tommy 20 at Firebox. The Battle Pack gives you 2 Guns with 2 Bullet Packs for £34.99 ($57/€39).