Simson rear light This battery-powered rear light from Simson has one LED lamp and gives a super bright red light. The rear light has a constant red light, making you clearly visible in traffic! Furthermore, it can withstand a knock and is waterproof. Specifications: Colour: red Material: plastic Dimensions rear light: 8 x 4 x 4.5 (L x W x D) Lighting type: LED Product type: 021769 The rear light can be mounted on the mudguard. Contents: 1 Rear light 2 Batteries Mounting material