Feature 1An instrument that analyzes the concentration of alcohol in the blood anytime and anywhere 2Non-contact use, no need to accompany breathing mouth, more convenient to use 3With key chain design, small size, easy to carry 4The breath alcohol tester uses advanced semiconductor alcohol sensor to quickly and accurately detect the breath of alcohol 5With battery saving design and low voltage indication 6The test value is directly displayed on the LCD, and the reading is easy and simple. 7Audio and visible warnings exceed preset limitsItem Type: HT-611 Digital Alcohol TesterDetection Range: 0.000-0.20% bac & 0.0 -1.9 g / lAccuracy: 0.05% + /--10% bacPre-set Limit: 0.05% alcohol contentOperating Time: Warm up 15-30sResponse Time: <5sAutomatic Shutdown: About 1 minuteBattery: 1.5V AAAx2 (not included)Size: Approx. 50 x 105mm / 2 x 4.1in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x HT-611Digital Alcohol Tester1 xNylon Rope1 x User ManualNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.