MRP01 - USB AVR Programmer (for ATmega, ATtiny, AT90 family with ATMEL Studio, Avrdude, Arduino)
Amazon.com: Geekstory for ATMEL 51 AVR USB ISP ASP Microcontroller Programmer Downloader with Cable + 10Pin to 6Pin Adapter Board for Ender 3 or Ender 3 Pro : Electronics