☆ Thank you for viewing! ☆ ◎ 【Blow-type, Non-Contact & Hygienic】 This alcohol tester does not use a mouthpiece; you can measure the alcohol concentration in your breath simply by blowing into it. It's healthier and safer than direct-entry types, and can be used by more than one person. ◎ 【Built-in Purification Function & Measures in Just 5 Seconds】 The alcohol checker uses a high-performance sensor that can prevent strong interference. When turned on, it automatically eliminates excess air, ensuring accurate detection in a short amount of time. ◎ 【LCD Display & Warning Sound】 The tester uses a backlit LCD monitor, making the measurement data easy to see. The test results are displayed in three states: "Non-drinker," "Drinking," and "Intoxicated," indicated by "Green light, no sound," "Yellow light, warning sound," and "Red light, rapid warning sound." ◎ 【USB Rechargeable & Ultra-Long Standby】 This portable alcohol checker is USB rechargeable. You can charge it by connecting the cable directly to an adapter, mobile phone battery, car charger, PC, etc. No battery replacement is needed; it can be used approximately 300 times after a full charge of one hour. ◎ 【Small & Portable】 The body size is approximately 95 x 25 x 15mm, and it weighs 22g. It's convenient to carry, so you can keep it in your bag and quickly check yourself in case of a sudden drinking occasion. ☆ Immediate purchase is welcome. ☆ Also listed elsewhere, so first come, first served! ☆ We will ship with simple packaging to keep prices as low as possible!