If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. If you’ve got a car, or any vehicle really, an emergency ...

Nowadays, single-color and multi-color flashing LEDs are easily available, which obviates the requirement of external chips to produce fascinating lighting effects ...

Not really a motorcycle product, but pretty cool nonetheless. The PowerFlare is a high-tech LED electronic safety beacon that replaces those nasty old (and dangerous) wax-covered emergency flares.