Switch to the . Fritzing will automatically create ratsnest lines. Clean them up:
Arduino Pro Micro is a popular choice for compact electronics projects due to its small footprint and native USB support via the ATmega32U4 chip. Using it with fritzing arduino pro micro
Unlike the standard Arduino Uno, the Pro Micro uses the chip. This gives it a massive advantage: Native USB: It can act as a keyboard or mouse (HID). Compact Size: Fits into tight spaces where an Uno won't. Two Voltages: Available in 5V/16MHz and 3.3V/8MHz versions. Finding the Pro Micro Part in Fritzing Switch to the