Biometric Monitors

SHERCHPRY 4pcs Mini Portable Alcohol Detector Digital Breath Analyzer with High Precision Sensor Rechargeable Battery for Safe Driving and Social Events Note: for more accurate result, please test yourself 20 minutes after drinking,bac tester,breath analyzers Breathalizer:the screen show that green is normal, yellow is drinking, and exceeding standard,breath analyzer Breathlizer tester:high-sensing... SHERCHPRY 4pcs Mini Portable Alcohol Detector Digital Breath Analyzer with High Precision Sensor Rechargeable Battery for Safe Driving and Social Events