The RCmall ESP32-C3 Mini Development Board is a compact yet powerful solution for your Arduino and IoT projects, available in a convenient 4-pack. Built around the RISC-V architecture running at 160MHz, this ultra-small board packs serious performance into a tiny footprint. Each board features integrated WiFi and Bluetooth 5.0 connectivity, giving you versatile wireless communication options right out of the box. The included external antenna ensures a stronger, more reliable signal range compared to boards with onboard antennas, making it ideal for projects that require extended wireless reach. With 4MB of onboard Flash storage, you have plenty of space for your programs and data. The SuperMini form factor makes it easy to embed into space-constrained enclosures and prototypes. Whether you are building smart home devices, wireless sensors, or other connected applications, this ESP32-C3 board delivers the processing power and connectivity you need. The 4-pack offers great value for developers working on multiple projects simultaneously or building networked systems that require several nodes.