Noncontact breathalyzer with advanced noncontact technology provides fast and convenient alcohol measurement without disposable mouthpieces. This hygienic design is suitable for multiple users. Compact keychain size fits easily in a pocket or on a keychain, so it is always within reach. USBC fast charging keeps the device ready whether you are at home, at a family gathering, or out for the night. No need to worry about running out of power. Calibrated for accuracy, the device uses stateoftheart sensors to deliver reliable readings you can trust. It also features easy to read color indicators for different levels, allowing you to quickly assess your condition. Use scenarios Before driving home after a social event to determine if it is safe to drive. At a family gathering to check your level or to help others make informed decisions. During a night out to gauge impairment and plan safe transportation alternatives.