Accurate Alcohol Measurement: Ensure safe driving with our handheld alcohol tester, featuring advanced sensor technology for high accuracy readings. Easy-to-Read Display: The large LCD screen displays clear and easy-to-read results, making it simple to assess your alcohol levels quickly. Portable Design: Compact and lightweight, this breathalyzer is designed for on-the-go use, easily fitting into a purse or glovebox. User-Friendly: Simple one-button operation allows for quick and straightforward testing, suitable for both personal and professional use. Warm-up time: 10 seconds Sensing time: 5 seconds Measurement accuracy: ± 10% Alarm mode: indicator light and buzzer alarm Display: 2.5 inch colour LCD Display Battery: Built-in 3.7V, 320mAh lithium battery Charging voltage: DC 5V Charging current: less than 1A Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:As Shown Material:ABS Package Contents: 1 * Alcohol Tester 5 * BlowingNozzles 1 * Storage Bag 1 * USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.