Features: Brand new and high quality ESP32C3 is a 32-bit, includingFPU, which can perform 32-bit single-precisions operation and have strong compute power. Excellent performances and supports IEE802.11bgn WiFi and Bluetooth-compatible 5 protocols. This board enhancer signal strength of applications. It also have a small shape combined with a single side surfaces mount design. Equipped with rich interfaces, there are 11 digital that can be used as 4 analogs. ESP32C3 SuperMini is positioned as low-power and cost-effective development board for Internet of Thing, which is suitable for low-power applications. Specifications: Material:PCB Size:Approx.22.52x18mm/0.88x0.7inch Package Includes: 1x Development Board note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.