Features: The esp32d bucket small development board combines versatile GPIO/UART/SPI/I2C/cycle interfaces, super low power modes, and a compact small sized design for seamless smartdevices prototyping and embedded structure projects. Engineered with ABS and excellent PCB materials, this microcontroller board supports board , PlatformIO, and articulate resilient belt architectures while offering plug and play connectivity for sensors and peripherals. Designed for electronics engineers, smartdevices developers, and STEM educators seeking a portable, energy efficient solution for wearable technology and smart home device development. Optimized for battery powered applications like compact robotics, environmental monitoring systems, and home automation controllers where space and power efficiency are critical. Leverage extensive open source libraries and community driven firmware examples to accelerate prototyping across industrial automation, educational kits, and wireless transducer connection deployments. Specifications: Constituent: ABS, PCB. Size: 53x20.32mm. Weight: 15g. Application scenario: [Internet of Things (smartdevices) Project] is used for smart home, environmental monitoring, health monitoring and other applications. [Robot Control]As the control center, it integrates sensors and actuators to achieve automated control. Package Includes: 1 esp32d-bucket small Development Board note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.