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1/2/4 ESP32 Development Board Kits with Dual USB Interface, ESP32 ESP-32S 30-Pin Development Board with Dual Type-C and Micro USB Interface, ESP32 Expansion Board

The 30P expansion board for ESP32 shield provides two power supply options: DC 6.5-16V and USB 5V. The GVS output can provide either 5V or 3.3V, making it easy to connect with external sensors of 5V electronic modules. The ESP32 development board supports Lua programming, making it easy to develop, and is compatible with the LWIP and FreeRTOS protocols, and offers three modes: AP, STA, and AP STA. The system includes 520KB SRAM, 448KB ROM, and 16KB SRAM in the RTC. The USB driver chip,

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