Alcohol Tester Breathalyzer With Lcd. Features: Advanced Flat Surfaced Alcohol Sensor. Quick Response. SMD Assembling, Stable Performance. Direct Testing Process LCD Indication. Digital LCD Display with Blue Backlight. Portable and Fashion Design. Audible Warning Beyond Preset Limit. Sensor Fault Self Checking. Battery Saved Design,low Voltage Indication. Digital LCD Display. Specifications: Model: AT6000 Detection Range: 0.00 - 0.20BAC% ; 0.00 - 2.00 G/L; 0.00 - 2.00BAC‰ ; 0.00 - 1.00 Mg/L; 0.00 - 200 Mg/100mL Alarming Threshold: 0.05% BAC; 0.50 G/L; 0.50‰ BAC; 50 Mg/100mL Test Accuracy: ±10% F.S Working Voltage: DC 5V 3xAAA Batteries(not Included) Working Current: 120mA Environmental Temperature:-10° to 50° Relative Humidity 95% Display: 3 Digits LCD Display with Blue Backlight Battery Expectancy Time: 2000 Times Size:103 X 65 X 27mm(LxWxH) Weight: 76.5g Package Include: 1 X Alcohol Tester 5 X Mouthpieces   1 X User Manual or 10 Mouthpieces   . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.