The MONSTER M4SK board should arrive ready-to-scare. Connect a battery or USB cable, move the power switch to the “on” position, and after a few seconds you should get blinking eyes.

The next few pages cover…

• How to reformat the flash storage. Most readers can skip this, unless you got one of the very earliest MONSTER M4SK boards, or if it just needs a complete wipe.
• How to install or update the eye firmware for the latest features and bug fixes.
• Loading different eye designs.