User-friendly, Digital display ａnd Metal watch casing

Product Specifications:

Range: Low & 0.15 ~ 1.50 ‰ BAC, HI

Auto detect: Flow detect automatically

Accuracy: ±0.15 ‰BAC at the Calibrated point （alert level）.
Power Input: Rechargeable battery
Display: Digital display with 0.01‰BAC resolution 

Tolerance compensation: Pre-alert function together with bi-color backlighting
Auto power saving: 2 minutes
Breath sampling: about 5 seconds continuous breath sample

RTC: Real time Clock in 12/24 hour format

Calendar: Year, month, date & day

Temp.: Temperature in ℃ ａnd ℉; Max & Min temp. memory

Cycle time: about 20 seconds
Alert level calibrated: 0.2; 0.5; 0.8‰BAC or 0.02; 0.05; 0.08%BAC or 0.10; 0.25; 0.40 mg/l
Agency Approval: CE
Accessories: 1 pcs USB cable for charger （charger not included）