Features: Experience wireless Connectivitys with A1S WiFi+Bluetooth-compatible module, integrated solution that ensures stable signals transmission and Fast Speed data exchange. This module for easy installation, supporting various protocols like , making it component for your projects. for developers, engineers, electronics enthusiasts, and any professional or individual requiring wireless communication capabilities. for IoT applications, home integrations such as intelligent systems and lock, or industrial automation for remote monitoring and Controls. Elevates your project potential with A1S module, where low power consumption and long Ranges transmission redefine efficiency in wireless communication technology. Specifications: Materials: PCB Size:1.9x3.15cm/0.75x1.24in Package Includes: 1PC WiFi Bluetooth-compatible Module note: Please allow 0-1cm error due to manual measurement. make sure do not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!