World Pride 2 Bicycle Bike Tyre Wheel Flash LED Valve Stem Cap Light Blue

night riding at best.

It just needs a little nudge When I tried it for the first time I was spinning the wheel like a mad man at my house and it was working but when I went out after a few minutes the light turned really weak and just stopped entirely. After this it didn’t light up even at 50+ Km/h. I disassembled it and figured out that the motion sensor part was working fine the problem was at the other leg of the LED. It turns out it failed to give contact always, as it should. So I tried a few things and surprisingly after taping together…

Horrible design. If you actually screw them on to … Wish I could leave negative stars. Complete and utter junk- even as a cheap novelty. Horrible design. If you actually screw them on to the valve (tried on both presta and schraeder) tight enough that they don’t flop around, they don’t work at all once the valve stem comes into contact with the watch batteries. All that’s not to mention the fact that the one I received was obviously a previous return. One of the lights battery caps was completely cross threaded…like at a 30 degree angle…how…