This information from Gazelle works on the hub dynamo of your bike.
Specifications:
Colour: silver/black
Material: plastic
Fender length: 30 cm
Fender width: 6 cm
Cable length: 14 cm
Illumination type: halogen
Weight: 185 grams
Suitable for mounting on a fender.
Equipped with an on/off button.
Comes with one fixing bolt.
Equipped with German quality mark.
