Add an SD slot and prototyping area in a single shield. The Arduino MKR SD Proto Shield allows you to easily connect a MicroSD card to your MKR form factor board. Use it to enhance the IoT features of your MKR1000, as well as store data coming from the web or sensors read by your board! There's also a small prototyping area for soldering components. 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 Lenght 61.5 mm Width 25 mm Weight 13 gr. Resources * Getting Started * Documents * Schematics * Eagle Files https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2023-03-07 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2023-04-04 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2023-12-27 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2024-09-19 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2024-11-29 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2024-11-30 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2025-11-28 https://elecena.pl/product/22718975/arduino-mkr-sd-proto-shield 2025-11-29