Description: Advanced flat detection alcohol sensor. Quick response. SMD assembly, stable performance. < p>LCD indication of direct test process. Digital LCD display with blue backlight. Portable and fashionable design. Audible warning beyond of the preset limit. Sensor fault self-checking. Battery-saving design, low voltage indication. Digital LCD display. Features: Model: AT6000 Detection range: 0.00-0.20 BAC%; 0.00-2.00g/L; 0.00-2.00BAC &amp; permit; ; 0.00-1.00mg/L; 0.00-200mg/100ml Alarm threshold: 0.05% BAC; 0.50g/L; 0.50 &amp; permit; BAC; 50mg / 100ml Test accuracy: 10% FS Operating voltage: DC 5V 3 AAA batteries (not included) current of work: 120mA ambient temperature: -10 to 50 relative humidity 95% Display: 3-digit LCD display with blue backlight< /p> Battery life: 2000 times Size: 103x65x27mm (Lxbxh) Weight: 76.5g Contents of package: 1 x alcohol tester (battery not included) 5 x mouthpieces HG