{"title":"Beetle - The Smallest Arduino Microcontroller","handle":"beetle-the-smallest-arduino-microcontroller","url":"/products/beetle-the-smallest-arduino-microcontroller","description":"The Beetle is one of the smallest Arduino Leonardo-compatible boards available, built around the ATmega32U4 microcontroller running at 16MHz. Despite its tiny size, it delivers the full functionality of an Arduino Leonardo with 10 digital pins, 5 analogue pins, and 4 PWM outputs.\n\nWith a built-in Micro USB connector, you can program and power the Beetle directly — no external programmer needed. Simply select \"Arduino Leonardo\" in the Arduino IDE and upload your code. The ATmega32U4 comes pre-loaded with the Arduino Leonardo bootloader.\n\nKey Features\n\n\nATmega32U4 @ 16MHz – Full Arduino Leonardo compatibility\n\nUltra-Compact Size – One of the smallest Arduino boards available\n\nMicro USB – Direct programming and power via USB\n\n10 Digital Pins – Including 4 PWM outputs\n\n5 Analogue Pins – Built-in ADC inputs\n\nPre-Loaded Bootloader – Ready to program out of the box\n\nNative USB – Can act as a keyboard, mouse, or HID device\n\n\nIdeal For\n\nWearable electronics and e-textiles\nDIY and disposable project builds\nWorkshops and educational use\nSpace-constrained embedded projects\nBudget-friendly prototyping\n\n\nPackage Contents\n\n1× Beetle Arduino Leonardo-compatible board\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":11367,"title":"Default Title","sku":"DF-DFR0282","price":16.75,"on_sale":false,"in_stock":true,"available_quantity":645,"option1":"Default Title"}]}