If you want a fast, discreet way to determine when you’ve had too much to drink or put a number on all of your inebriated muscle flexing, then Cult of Mac Deals has you covered. With the small and affordable BACtrack Keychain Breathalyzer, you can quickly estimate your blood alcohol content (BAC) .
The BACtrack Breathalyzer Keychain is small enough to keep in your pocket, and accurate enough to keep your keys there as well, if necessary. The folding mouthpiece pulls out during testing and slides back down during storage. As one of the smallest, sleekest breathalyzers on the market – it also delivers reliable blood alcohol estimates in just five seconds. And Cult of Mac Deals has it for just $24.99..