32U4 Virtual Keyboard USB Microcontroller ATMEGA32U4 Development Board for Leonardo 5V 16MHz.Feature: 1. Virtual Keyboard: USB development board can simulate a virtual keyboard, allowing it to send key commands to the connected computer like a regular keyboard, which is useful for security research, automated testing, and custom device control. 2. High Performance Microcontroller: Equipped with ATMEGA32U4, a 32 bit microcontroller running at 5V 16MHz, providing powerful computing capabilities an