Breath Alcohol Concentration Dual-filter AI Algorithms High-precision Sensors
ab 8,21 €
Indicator: Green/Yellow/Red. A: 1 Alcohol tester. Detectionway : Semiconductor gas sensor. During the blowing process, a "tick, tick" prompt sound will be emitted to prompt you to blow correctly. Long press the [power button] for 2 seconds to turn on the device.
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