Here is a smart Bluetooth gadget that shows your BAC, so you can make smarter decisions. The WearSmith has an OLED display and a portable design. Just blow into it for a couple of seconds to start seeing your results. The companion app analyzes how long it will take you to recover. You can use the device without the app though.
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WearSmith is compatible with iOS and Android devices. It weighs only 19g. Expected to ship in September.
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