Professional-Grade Alcohol Breath Tester Keychain

High-Precision Electrochemical Fuel Cell Sensor
Features advanced electrochemical fuel cell technology for lab-grade accuracy, detecting low to high BAC levels (0.00–0.40%) with ±0.01% deviation. Ideal for personal safety, workplace compliance, or law enforcement.
Ultra-Compact & Durable Design
Crafted from aerospace-grade aluminum with a matte black finish, this keychain-sized tester withstands daily wear. The scratch-resistant OLED screen ensures clear readings in any lighting.
One-Touch Operation & Fast Results
No warm-up time—instant analysis in 5 seconds. Auto-calibration and replaceable mouthpieces (included) guarantee hygiene and long-term reliability.
Multi-Scene Essential
Perfect for drivers, corporate gifting, bartenders, or safety-conscious travelers. FCC/CE-certified, backed by a 1-year warranty.
Bulk Order Advantage
Direct factory pricing, MOQ flexibility, and global logistics support. Stock the most cost-effective professional breathalyzer on the market.