Spanninga Pixeo XS rear light This rear light from Spanninga is dynamo-powered and has one super bright LED. The rear light gives a constant red light and you are visible up to 500 meters. It can withstand a knock and is splash-proof. Specifications: Color: black Material: plastic Dimensions: 6 x 3.5 x 4 cm (L x W x D) Weight: 25 grams Lighting type: LED Dynamo-powered. Suitable for mounting on the rear mudguard.