Key benefits and features Automatic shutdown to conserve battery life, reducing the need for frequent replacements. Fast response and fast recovery for quick, ondemand testing. Powered by two 1.5V alkaline batteries, using widely available battery types. Digital sound alarm alcohol tester with audible notification to indicate test status and results. What makes it reliable Clear, straightforward operation designed for everyday use in settings where quick, reliable alcohol testing is needed. Selfcontained, batterypowered device with no external power requirements. Power and compatibility Requires two 1.5V alkaline batteries. Compatible with standard alkaline battery sizes for easy replacement. Performance and practicality Digital sound alarm provides immediate audible feedback when a test is complete, enabling fast decisionmaking. Use scenarios Before driving a vehicle after social events to assess readiness. At a workplace to confirm operator readiness before starting machines or driving tasks. At gatherings or home settings to perform quick sobriety checks before engaging in activities requiring alertness.