Features: Ensures your safety with ZNMR993 Breathalyzers, featuring advanced Sensors technology for accurate Alcohols content detection and preventing drunk driving incidents. This portable Breathalyzers with blow to test Operations, equipped with high Precisions Sensors that offer a wide measuring . for driver, security personnel, and staff, the ZNMR993 for individuals who frequently need to conduct Alcohols tests. for use before getting behind wheel, at parties, or nightclubs, the ZNMR993 help maintain safety by monitoring sobriety. With rechargeable battery and display, the ZNMR993 Breathalyzers delivers performances and ease of use for responsible Alcohols consumption monitoring. Specifications: Materials: ABS Product size: 100x29x16mm Package Includes: 1PC Alcohols Breathalyzers note: Please allow 1-2cm errors due to manual measurement,make sure that you do not mind before you order. Due to the differences between different monitors, the picture may not reflect the actual color the item.