JASTEK Professional Breathalyzer [New Version] Portable Digital Alcohol Tester Detector with 5 Mouthpieces for Personal Use -Black Leisure Sports & Game Room ULTRA-QUIET & EFFICIENT: The Thermo-Electric

ULTRA-QUIET & EFFICIENT: The Thermo-Electric Cooling (Peltier) technology (No compressor needed) allows for whisper quiet operation making it great for use in bedrooms and offices

【Rechargeable Battery】This kitchen thermometer can last 40 days once fully recharged and finishes charging within 50 mins

High Quality Fabric Breathable and Comfortable Enough to Be Worn All Day Long

5" x 5" and come with a neck string

JASTEK Professional Breathalyzer [New Version] Portable Digital Alcohol Tester Detector with 5 Mouthpieces for Personal Use -Black Leisure Sports & Game Room ULTRA-QUIET & EFFICIENT: The Thermo-ElectricJASTEK Professional Breathalyzer [New Version] Portable Digital Alcohol Tester Detector with 5 Mouthpieces for Personal Use Black