In Germany the necessary equipment for public road traffic is regulated in the "Straßenverkehrs-Zulassungs-Ordnung" (StVZO).
If you want to ride your pedelec on public roads in Germany, the following equipment must be installed:
Description
Special notes
White front light
The front and rear lights and reflectors must be fitted at dusk, in the dark or whenever required by visibility conditions. The lights and reflectors must be fixed during operation
and white reflector
and be protected against accidental movement under normal operating conditions and must be permanently operational.
The front light must be set so that other road users are not blinded.
Red rear light
and red reflector
Pedal reflector
Both pedals must have yellow reflectors working forward and backward.
Spoke reflector
Two spoke reflectors must be fitted to the front and rear wheel.
Alternative: Tires with reflective strips or spoke sticks on each spoke.
These regulations are for the use on public roads in Germany. If the bicycle is used in another country, the requirements applicable there must be observed.