2025-09-08 00:00:00 BusyBox Sign app allows you to set on/off, pick light colors, set modes, group signs together. Control like this never felt so easy. BusyBox signs can work alone, or together as part of a one team of devices. You decide. Simplify your status control with groups. Sometimes an image is worth a thousand words. Use the App and the BusyBox D to make your message clear, fun and visual.