Lydsto Alcohol Tester High Accuracy Portable Breathalyzer for Drunk Drivers LCD Display Audible Alarm Three Unit Switching Digital Breathing Quick Response Alcohol Detector Features: - Mini and Portable: Small size, only 11cm in length, easy to carry - Easy Operation: Simple one-button operation, easy to manage in a dark environment at night or when impaired - Sound and Display Prompt: Clear sound alarm and digital display prompt for convenient operation and result indication - Blowing Type: Air blowing, non-contact, hygienic and high precision - High Precision: High detection semiconductor sensor for more accurate measurement Specification: Item Name: Lydsto Alcohol Tester Model: HD-JJCSY01 Color: Black Sensor Type: Semiconductor Sensor Detection Range: 0-0.199 %BAC, 0-1.990 BAC, 0-0.995 mg/L Accuracy: 0.010% BAC, 0.100 BAC, 0.050 mg/L Working Environment: 20 5C Battery: 3 x AAA batteries Size: 112 x 61 x 29 mm Weight: 60 g Package Weight: 140 g Attention: 1. Please test after waiting at least 20 minutes post-consumption, as it takes time for alcohol to be absorbed from the digestive tract into the bloodstream. Testing immediately may only reflect oral alcohol concentration, not blood alcohol concentration. 2. Do not use chemical or corrosive solutions to clean the device to prevent liquid from entering internal components. 3. Do not use in enclosed environments containing corrosive gases such as paint fumes, pesticides, alcohol vapors, or heavy air pollution. Note: - Slight variations may occur due to manual measurement - Color may vary slightly due to lighting conditions and monitor display differences - Product warranty is available only for customers in China; international customers are not covered under warranty Package List: 1 x Lydsto Alcohol Tester 5 x Replaceable Nozzles 3 x AAA Batteries 1 x User Manual