The assembly is very simple. Fixing screws and connection Double cables are included. However, to note for older bikes that two cable connections are necessary (common and power). The Dynamo should therefore have a ground connection or closing the ground lead securely to the luggage rack or mudguard. I myself have to taillight equal to Dymotech 6 from B & M ordered that not only delivers much more energy than my old Basta Union, but also runs relatively quietly.
