Keychain Breathalyzer, Breathalyzers for Alcohol with LCD Digital Display, Mini Alcohol Breathalyzer Tester for Home Use, Personal Portable Pocket Breathalyzer with 5 Mouthpieces

Keychain Breathalyzer, Breathalyzers for Alcohol with LCD Digital Display, Mini Alcohol Breathalyzer Tester for Home Use, Personal Portable Pocket Breathalyzer with 5 Mouthpieces

• Professional High Accuracy: Adopts 2026 Upgraded High-Precision semiconductor sensor to deliver fast, stable and reliable alcohol concentration readings. Provide reliable readings, a must-have portable tester for drinkers.
• Simple & Quick to Use: Easy one-button operation. Power on, wait 15s warm-up, blow evenly for 3-5s, and get your BAC result on the LCD screen in seconds. Auto shut-off after idle to save power for daily effortless use.
• Ultra-Portable & Travel-Friendly: Smaller than a phone, lightweight and space-saving for cars, bags or pockets, easy carrying. Ideal for drivers, parties, family and daily personal testing.
• Clear LCD & Smart Warning Beep Sound: HD LCD screen shows real-time BAC data clearly. Supports %BAC, ‰BAC, and mg/L units to accommodate different measurement preferences, helping you judge instantly and avoid drunk driving risks.
• Full Accessories & Reliable Service: Package: 1 breathalyzer, 1 user manual, 5 replaceable mouthpieces (1*AAA batteries not included). 1-year warranty with free repair or replacement for quality issues, bringing you worry-free after-sales support.