Breathalyzers... they're one of the few devices that's both lots of fun and totally practical. BACtrack makes some of the best. Now, Lifehacker readers can get an exclusive discount on BACtrack's bluetooth enabled Vio (great for the holidays). Use the code "lhvio" for an extra discount, taking the price down to $39.99.

A breathalyzer is a smart purchase with the holiday season coming up. Plus, with the BACtrack app, you can not only track how intoxicated you are, but you can also get estimates on when you will return to 0.00% blood alcohol content.

>> Get 20% Off The BACtrack Vio – $39.99 with code "lhvio"

Here's The Highlights:

  • Compact – easily fits on a keychain or in a pocket
  • FDA Approved – an official FDA 501(k) alcohol screening device
  • Bluetooth connectivity – works with iOS & Android (has apps for both)
  • Sanitary – includes multiple mouthpieces so you don't have to share
  • Includes 1 year warranty

This deal on the Vio is available worldwide, but includes free shipping inside the US. Be sure to use the coupon "lhvio" for an extra discount to $39.99. Interested? Head for the link below as this deal ends in a few days:

>> Get 20% Off The BACtrack Vio – $39.99 with code "lhvio"

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