Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.
Here's how:Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.
Xtend fuel cell sensor technology gives enhanced linear accuracy with results delivered in as little as 10 seconds.
To ensure proper use.
So you can easily see the results.
Accurate to ±0.005% BAC @ 0.1% BAC.
2 replaceable mouthpieces allow hygienic use.
To allow easy portability.
