This handheld voice broadcast alcohol tester adopts high-precision electrochemical sensor to deliver instant, stable BAC readings ranging from 0 to 400mg/100mL. Built-in intelligent voice module offers clear audio prompts: power-on reminder, blow instruction, normal safety alert and over-limit warning, letting users get test results without staring at the screen. It supports non-contact automatic air sampling, no disposable mouthpieces required for hygienic mass screening. The vivid color LCD screen syncs with red-blue warning lights and vibration reminders when alcohol exceeds standard limits. Crafted with durable anti-slip ABS shell and ergonomic grip, it integrates a rechargeable USB battery for long-lasting daily use. Compact and lightweight for easy storage in cars, bags or offices. Ideal for traffic patrols, corporate pre-work inspections, fleet management and personal self-check before driving, effectively avoiding drunk driving risks and ensuring travel safety anytime.

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Core selling points covered: voice broadcast, high-precision sensor, non-contact test, rechargeable battery, multi-scenario application, visual+audio triple warning, hygienic design.