I try to pack as light as possible with my commute to work, which is why I ditched my old power bank a while back for one ...

Once it’s mounted to the bike, simply press and hold the ... The Gravity Plus comes with ways to mount the light to a seatpost or a backpack. It can be mounted vertically or horizontally.

That said, the light unit itself is fairly bulky, so you’ll want to stash it in a backpack or bag ... trying not to kill himself on a mountain bike/surfboard/other extreme thing.

That’s exactly the idea behind [Jeremy Cook]’s latest build — it’s an automatic bike light that detects vibration and lights up some LEDs in response. The build is pretty simple — a coin ...

The Everfun Hydration Backpack features a built-in water bladder, multiple storage, and durable design, for cycling, hiking, ...