Alcotest 3820 / 4000 Personal Mouthpieces Bulk Buy Drug Test Kits We are proud to offer

We are proud to offer an expert re-calibration service for the Soberguard SG1 Personal Breathalyser

and can provide quick and accurate alcohol testing results for both active and passive tests

Simply attach the funnel to the breathalyzer device

purpose-built for reliability

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