Features: Effortlessly modules with this user friendly WiFi heating component, supporting microcontroller board/development board firmware and wireless upgrade updates for seamless linked devices development. Compact PCB design integrates advanced protocols for stable data transfer, featuring WiFi SSID/password configuration and multi mode functioning flexibility. Ideal for electronics engineers, linked devices developers, and enthusiasts requiring dependable firmware programming tools for smart device prototyping. Perfect for rapid firmware deployment domestic labs, industrial automation setups, or field debugging scenarios requiring wireless connectivity remedies. Enhanced with error resistant transmission technology, this module ensures 95%+ burn success rate while maintaining portable dimensions (3.2×2.1cm) for mobile workstations. Specifications: Substance: PCB+ electronic components Size: 14x50mm Use scenario: Suitable for various projects and embedded applications Package Includes: 1x Module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution