- Comprehensive Alcohol Tester Kit: This all-in-one alcohol tester kit includes everything needed for assembly, featuring a compact PCB size of 60 x 36 mm that fits seamlessly into any project setup. - Reliable Alcohol Vapor Detection: Equipped with advanced MQ-3 sensor technology, this kit effectively monitors alcohol concentrations and activates alarms, enhancing safety in various environments. - Versatile Power Supply Range: Operates on a DC voltage of 5V, compatible with multiple power sources, ensuring convenience and flexibility for diverse applications. - Automated Device Control: The built-in relay function allows the system to manage other devices, such as exhaust fans, based on detected alcohol levels, significantly improving safety protocols. Practical Applications: 1. Personal Use: Ideal for individuals wanting to monitor their alcohol consumption before driving or operating machinery. 2. Workplace Safety: Perfect for businesses to promote a safe working environment by monitoring employee alcohol levels. 3. Event Management: Useful for event organizers to ensure guest safety by checking alcohol levels at parties or gatherings. This product stands out with its reliable detection capabilities, ease of integration, and automatic control features, making it an essential tool for safety-conscious users.