Use code GOLDWIN to get it for this price, a very fun piece of kit for the iPhone/Touch and the cheapest I've been able to find it for quite a while.
Handtec - £8.35
Amazon - £10.61
Tesco - £12.99
App shoot and fire with the AppBlaster!
The world's first interactive gun for gaming! This is a gun which houses the iPod/iPhone in your viewfinder, giving you the best in viewing and gaming experience.
Using the free app and the camera on your device, change your lounge, office or anywhere you are into a battleground. Play in augmented reality and single handedly halt the alien invasion. Fire at the aliens that come towards you with your AppBlaster – keep a sharp look out, they could be behind you!
The AppBlaster has a unique trigger to touch screen technology and a double trigger allowing 2 interactions with the game. It is easy to set up and securely locks the iPhone/iPod in place. Tilt back to reload and play in 90, 180 or 360 degrees.