Compact ESP32CAM Development Board for visual data processing and wireless connectivity. This board combines an ESP32 MCU with a builtin OV2640 camera and a microSD slot, enabling capture, local storage, and wireless transmission of images and video. Key benefits Allinone vision and connectivity platform for IoT prototyping and smallscale vision projects. Onboard camera and microSD storage support enable independent operation and offline capture when network access is limited. Easy development with toolchains, including Arduino IDE and ESPIDF, for rapid iteration. Small form factor fits tight enclosures and spaceconstrained installations. Wireless capabilities include 2.4 GHz WiFi and Bluetooth for remote access, streaming, and integration with other devices. Core specifications and attributes Function: ESP32CAM Development Board with integrated 2 MP OV2640 camera and microSD card slot for image and video capture and storage. Compatibility: Works with Arduino IDE and ESPIDF, and supports common sensors and modules via GPIO for expanded projects. Size: Compact PCB design suitable for embedding in small devices and prototypes. Material: Standard FR4 printed circuit board construction suitable for hobbyist and professional applications. Performance: ESP32 dualcore processor up to 240 MHz with builtin WiFi and Bluetooth, capable of realtime image capture, basic processing, and streaming tasks. Connectivity: Wireless data transmission over 2.4 GHz WiFi and Bluetooth, with options for local storage and direct camera access. Storage and I/O: MicroSD slot for local media storage; multiple GPIOs and standard interfaces (SPI, I2C, UART) for peripheral integration. Power and operation: 5V input via USB or external supply; designed for common development workflows and quick prototyping. What makes it stand out Integrated camera and wireless capabilities in a compact development board, reducing the need for separate modules and simplifying prototyping. Built for edge imaging tasks, enabling visual data collection and transmission without requiring a dedicated singleboard computer. Broad ecosystem support through Arduino IDE and ESPIDF, with extensive community examples and tutorials to accelerate development. 23 practical use scenarios IP camera and live stream: Deploy as a compact IP camera to capture video, stream over WiFi, and save footage to the microSD card for later review, suitable for home or small office surveillance. Remote doorbell or presence alert: Install at entry points to capture a snapshot when motion is detected, then transmit the image or stream to a mobile device or server for notification and verification. Field monitoring and basic vision experiments: Use in agricultural, wildlife, or environmental monitoring to periodically capture images, perform lightweight processing or motion detection, and transmit data or store it locally for later analysis. Notes on setup and usage Programming: Connect via USB for power and programming; develop with established toolchains for rapid iteration. Power: Ensure a stable 5V supply to support camera operation and wireless transmission. Expansion: Leverage GPIO, SPI, I2C, and UART interfaces to add sensors, actuators, or peripheral modules as your project requires. This ESP32CAM Development Board delivers a practical, dependable platform for IoT projects that combine visual data capture with wireless communication, while offering compatibility with common development environments and a compact form factor for versatile applications.