AlcoScan AL2500 Breathalyzer Available in Silver and Black. The AlcoScan AL2500 is a convenient, easy-to-use breathalyzer that is operated by blowing sharply into a sensor located on the face of the device. The AlcoScan AL2500 combines the quality of a professional grade device with the convenience of ultra-light portability and simplicity. With single-button operation, a bright 3-digit LCD display and no need for mouthpieces, the AL2500 is the easiest way to get quality results on the go. The AlcoScan AL2500 breathalyzer is a good choice for consumers who would maximum convenience and portability. The AL2500 does not use mouthpieces, so just the single breathalyzer is all you ever need to test yourself anytime, anywhere! The AlcoScan AL2500 shares all features with the AL2500 Elite except that it does not use mouthpieces for maximum ease-of-use. AlcoScan AL2500 Features DOT Approved for Law Enforcement: Accuracy +/-0.01 at 0.10%BAC US Coast Guard Approved 3-Digit LED Results Display Low Battery Indicator / Auto Power-Off No Mouthpieces Necessary