*information from manufacturer website* 

The revolutionary new SWITCH GUN is the latest advancement in personal protection from Standard Manufacturing. The SWITCH GUN fits into your pocket and occupies about the same amount of space as your cell phone. When in the folded position, the grip of the SWITCHGUN completely encapsulates the trigger to prevent any type of accidental discharge. Upon depressing a button the SWITCHGUN immediately springs open as is ready for the immediate and reliable discharge of five .22 Magnum cartridges. When not in use, the SWITCHGUN can be folded into a very small form factor and stored in your pocket to conceal. Unlike any of it's competitors, the SWITCHGUN features a large handle to provide a tremendous amount of grip similar to a full-sized revolver which provides the highest degree of control and accuracy. TECHNICAL SPECIFICATIONS Frame and Barrel: CNC Machined Stainless Steel Action: Single Action Folding Revolver Barrel Length: .88” Grip: Large Polymer Weight: 9 Ounces, Loaded Dimensions: 2.125” x 3.75” x .75” Folded

This brand new Standard Mfg Switch Gun (0854581007824) is a 5-shot revolver which fires the .22 MAG round.  It has a .75" barrel and silver finish.  This includes a box, lock and manual.