Know your blood alcohol level with accuracy with one of these consumer breathalyzers.
The AlcoHawk Pro supposedly the model that law enforcement officers use.
For $60, this no frills breathalyzer relies on long deep breaths to deliver the highest accuracy.
The pocket-size BreathKey Keychain Breathalyzer delivers accurate results with a decent amount of features.
For 60 bucks, it's incredibly lightweight and reads out results in thousands of a percent.
At the top of the line is the BACtrack Mobile Breathalyzer for $150.
Besides the standard features, this gadget provides extra disposable tips so your friends can use it and they can estimate how long before you're sober.
It also syncs over Bluetooth with an iPhone mobile app so you can track your blood alcohol level and even share that data to your social networks.
I'm not so sure, perhaps, you're gonna wanna switch that feature off while you're sober.
In San Francisco, I'm Kara Tsuboi, CNET.com for CBS News.