We're pretty impressed by this one ...

Easy to install wireless LED brake light strip attaches to helmet. Comes on steady when brakes are applied; after 5 seconds the LEDs flash. Has button for continuous blinking emergency display.

Imagine if you had some magic glowing beads, that would emit beautiful colors without any wires tangling them up. They exist, in the form of wireless induction-powered LEDs, and [Debra] of Geek Mom ...

[Atomic14] bought some wireless LEDs that receive power from a base station. They were very neatly packaged, but — we like it — he took one apart and made his own versions. They may not look as ...