Lifeloc Technologies designs, engineers and manufactures precision fuel-cell based breath alcohol testing equipment (breathalyzers) for professional and personal use. We offer a complete line of Portable Breath Alcohol Testers (PBTs) and Evidential Breath Testers (EBTs) for use by law enforcement, corrections, schools and in the workplace. Lifeloc is your single source for alcohol testing equipment, drug detection and testing supplies and education.