Item Name: ESP32 WROOM-32E Servo Motor Development Board Feature: OEM ESPRESSIF Chip PCs in Item: 1 PC Manufacturer: N/A, China Note: Specification Details Microcontroller ESP32-WROOM-32E Operating Voltage 5V Recommended Input Voltage Digital Pins Analog Input Pins Download Interface Micro-USB Wireless Transmission Protocol WiFi 802.11 b/g/n Bluetooth Standard Classic BLE Chip Clock Frequency 240MHz External Flash 4MB SRAM 520KB Built-in ROM 448KB
