The BACtrack Element Professional is a digital breathalyzer based on Fuel Cell Technology – a new breath tester. It works fast to check presence of alcohol in breath to give BAC estimate. You have to press the power button to start this breathalyzer, you need to blow through one of the included mouthpieces to get the results. The device is based on professional Xtend fuel cell sensor technology that works consistently to give you an accurate results at both low and high BAC levels. It has a spring-activated pump to make sure a proper breath sample is taken or not. As the breath tester has AAA batteries, and it is of smaller and lighter than any other breathalyzers, very easy to carry in a pocket to use on a regular basis according to your requirements. Apart from Xtend fuel cell technology, the BACtrack Element has temperature compensation software to perform in both cold as well as hot environments, the result is shown in an easy to read format of 4-digit, from 0.000 to 0.4000% BAC. It is allowed by FDA510 (k) to be used for personal requirements.