Features:
1). Design patented
2). Sensor: Semiconductor sensor
3). Warm-up time within: 10 seconds.
4). Response time within: 5 seconds.
5). Operate temperature: 5 ~ 40oC
6). Detection Range: 0.00% ~ 0.19% BAC

7). 3-Step test levels show on display with sounds according to alcohol concentration:
Safety: Under 0.02% BAC
Caution: 0.02% to 0.05% BAC
Danger: Over 0.05% BAC

8). Quick results and Restores.
9). Automatic power-off function.
10). Low-Battery warning.