In Pictures: Swiss Army smartphone - 7 tools your ...
Unless you're one of Edgar Rice Burroughs' four-armed Green Martians, or an octopus, juggling a phone and protective pepper spray when walking through unsafe areas can be difficult.
Problem solved -- Spraytect's Self-Defense iPhone Case (for iPhone 4/4s, $39.95) includes a detachable pepper-spray cartridge holding a proprietary blend of habanero and other peppers. According to Spraytect, the range of a spray is 3 to 7 feet. (Note, the cartridges meet TSA checkable-luggage guidelines.)
In Pictures: Swiss Army smartphone - 7 tools your phone can replace