Features: Unleashes with Energy Development Board, featuring ESP32S3, a powerful 16MB Flash and 8MB PSRAM for advanced applications and projects. This board supports 2.4GHz WiFi and Bluetooth-compatible 5 for wireless communication and comes equipped with dedicated HX6610S charging chip and 18650 battery holder for power management. for both professional developers and electronics hobbyists, the Energy offer user friendly experience with support for programming languages like C/C++, Micropython. Whether you're building home devices, the Energy serves platform, thanks to its compatibility with development environment. With Onboards such 4Pin Connectivitys, BOOT+Reset button, and reverse polarity Protections, the Energy Development Board to project workflow and enhances prototyping efficiency. Specifications: Materials: Metal Size: 32x91.5mm USB charging current and voltage: 5V500mA Flash:16MB PSRAM:8MB Wireless communication protocol: 2.4GHz WiFi and Bluetooth-compatible 5 Programmable languages: C/C++, Micropython Onboards function: Qwiic4 Pin, BOOT+Reset, 18650 Charging chip: HX6610S Package Includes: 1PC ESP32S3 Development Board note: Please allow 1-3mm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.