[Iron Jungle] just finished building this gear indicator for his motorcycle. It uses a red 7-segment display to show the rider what gear is currently engaged. This hack is pretty common and makes ...

[Iron Jungle] just finished building this gear indicator for his motorcycle. It uses a red 7-segment display to show the rider what gear is currently engaged. This hack is pretty common and makes ...

Normal human eye can not see IR light. But if you want to see right lamp glowing, take a video while paking (in back gear), you will see right lamp glowing even more than left (visible light lamp).