SKS fender NIGHTBLADE 29" + 27,5" PLUS

Best protection with high luminosity! The NIGHTBLADE MTB mudguard for the rear wheel is an enlightening example of integrated bicycle solutions. It not only provides optimal splash protection the NIGHTBLADE also ensures greater safety in road traffic from the integrated rear light (German Highways Traffic Act approved). The rear light with integrated rechargeable battery can be removed and charged with a USB connection.
The rear light with the integrated battery can be removed and can be recharged using a USB connection. The spoilers of softer plastic serve as edge protectors when getting on or off the bike. The simple quick-release mounting system enables the NIGHTBLADE to be mounted on almost all seat posts using powerstraps and the 2-joint technology enables them to be optimally adjusted to mountainbikes. The mudguards are suitable for mounting with 26”, 27.5” and 29” tyres.

Can I replace the battery?

It is not needed - it is USB rechargeable.

Can use this on a folding bike?

Sure, just make sure that it is not damaged in the folding operation, or remove it before folding.