Features: Integrated with Thread protocols to meet the wireless communication needs of different application scenarios, offering excellent compatibility and flexibility. Optimized for low-power applications, suitable for battery-powered devices, extending life and reducing the hassle of frequent battery replacements. Provides multiple general-purpose input/output pins, facilitating various sensors, actuators, and external devices, enhancing institution flexibility. Made with quality materials and components to make sure long-term stable process, suitable for industrial-grade application environments. Applicable to various applications, supporting remote data collection and device management, enabling smart interactivity and data analysis. Specifications: Type: Development Board Substance: PCB Color: Blue Size: As shown in the figure Current: 800mA Package Includes: 1 X Development Board note: Please allow error of 0-1cm due to manual measurement. Due to the difference of different monitors, the picture may not reflect the actual color of the item. Thanks!