PEIYING AT551 breathalyzer

Breathalyzer with electrochemical sensor Peiying AT551 The Peiying AT551 breathalyzer is designed for all drivers who want to feel confident behind the wheel. The device is extremely handy, fitting easily not only in the car glove compartment but even in a pocket. Precise in every situation Its accuracy, +/- 0.05‰ at 0.50‰, is thanks to the electrochemical sensor sensitive only to alcohol. The maximum displayed reading range is from 0.00 to 3.00‰, and exceeding this value shows “HI” on the device. Importantly, you can change measurement units to %, ‰, or mg/L. Intuitive operation Wondering which breathalyzer to buy? Choose a device that guarantees reliable results and easy operation. The AT551 breathalyzer features quick readiness for measurement and a short 10-second test, with results displayed on a four-digit LCD. When the allowed alcohol level is exceeded, the display changes color. Battery charge indicator The device is powered by AAA alkaline batteries, which combined with automatic shutdown allow up to 300 measurements. The low battery indicator ensures the device won’t fail in critical situations. The set includes five mouthpieces. 24 months free calibration The breathalyzer also has a total measurement counter, helpful for calculating recalibration time (after 12 months or 200 measurements). Moreover, when purchased for home use, you get 24 months of free calibration. Breathalyzers for private use (consumer purchase) can be calibrated free of charge and without limit within 24 months from purchase date.