Features:<br> Digital display function: This alcohols tester has fast detection speed, making it more convenient to use.<br> High Accuracy: Alcohols detector is a high sensitivity alcohols measuring instrument with high accuracy.<br> Rechargeable: This alcohols tester is equipped with a rechargeables battery, which is charged via USB cable, has a long standby time, is lightweight and compact, easy to carry, and can be easily placed in a purse or pocket.<br> Small Portable: The alcohols tester has a built in purification chamber and is small and portable, making it easy to use when going out.<br> Perfect for Safe Driving: Ideal for checking your alcohols levels before driving, this alcohols tester helps you stay within safe limits. The red light indicates "drunk-driving," while the yellow light shows you are within permissible limits for safe driving.<br> Notice:<br> 1.Actual color may be slightly different from the image due to different light effect<br> 2.Please allow 1-3cm deviation due to manual measurement<br> Product Model: H9<br> Sensor types :semiconductor<br> Material: ABS<br> Working hours: 300 times<br> Measuring range: 0-0.19%BAC 0-0.95mg/L<br> Battery capacity: 200mAH<br> Charging input: 5V1A<br> Charging interface: TYPE-C<br> Indication error:±0.01%BAC<br> Package List:<br> 1X Portable Breathalyzers Alcohols Tester