Features: High precisions QRs/Barcode scanners Module with built in relays control enables automatic device operations through code recognition, for smart home automation and industrial systems requiring accurate scanning capabilities. Equipped with advanced image processing algorithms and multiple decoding modes, this module supports standard/anti color QRs codes/barcodes while maintaining rapid scanning speeds under 0.3 seconds. Ideal for electronics engineers, enthusiasts, and automation professional seeking code scanning solution for embedded systems development and commercial equipment upgrades. Seamlessly integrates into retail POS systems, warehouse inventory management tools, smart vending machines, and industrial production lines for automated product tracking and equipment triggering. The ABS housing and standardized PCB design ensures easy installation in various electronic projects, offering plug and play functionality for both prototyping and mass production applications. Specifications: Materials: PCB, ABS Product size: 58x27x16mm Product weight: 19g Power supply voltages: 4.5~6V Standby current: 61MA Operating current: 157MA Output port: OUT output voltages 3.3V, current 10MA Package Includes: 1PC Barcode scanners Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.