Redshirt98 shows a working compass for his Arduino Airsoft Project which is to build an MA5C Halo 3 Assault Rifle... "Finally was able to replicate the compass for the MA5C Halo 3 Assault Rifle. Powered by an Arduino Nano and an LSM303 three-axis compass sensor and displayed on a tiny OLED screen. Tried to make it exactly like the game version. It displays eight directions, always pointing back toward North.

A wearable camera that won't make you stand out in the crowd that you are wearing one. The Drift Innovations Compass is now available... "Lighter than a smartphone, Compass moves with you through the ins and outs of your day-to-day. All of your moments will live on in stunning 1080p video and 8MP imagery. You can even livestream your adventures, so the world won’t miss out.

Here's a video of the new NavElite backlit Tactical Compass... "The NavELite wrist-worn Backlit Magnetic Compass was invented and patented by two Special Operation soldiers. Operations underscored the need for a reliable backlit compass for use when executing critical missions.