The MKR Proto Shield is a prototyping shield designed for your MKR board. This shield easily plugs onto your MKR using its provided female/male headers, and offers a duplicate breakout for each pin on the board along with many solderable through-holes on a standard 0.1” grid (2.54mm). Specifications Digital I/O Pins 21 PWM Digital I/O Pins Depending on the board Analog Input Pins 7 Analog Output Pins Depending on the board DC Current per I/O Pin Depending on the board DC Current for 3.3V Pin Depending on the board DC Current for 5V Pin Depending on the board Length 61.5 mm Width 25 mm Weight 13 Resources * Schematics * Eagle Files https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2023-03-07 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2023-06-15 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2023-12-27 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2024-09-19 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2024-11-29 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2024-11-30 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2025-11-28 https://elecena.pl/product/22718970/arduino-mkr-proto-shield 2025-11-29