Introducing our brand new x32 LED Output shift register card for Mobiflight and SimVim(RSC). This is a fantastic way to add an additional 32 LED outputs to your Mega2560. You can combine two of these cards using the supplied link lead to give you an extra 64 LED outputs using SimVim! The card is simple to setup and super easy to configure in your favorite Cockpit Interface. It's tiny at only 53mm x 100mm and yes it has spring cage terminals for easy hook up!