Use your US cigarette lighter on your European bike to power your devices. The BikeMaster® 12-Volt/15-Amp Male Plug Cigarette Adapter features a male DIN plug, popular on European motorcycles, to a US female cigarette lighter outlet, allowing you to use your US cigarette male plugs on any European bike you may ride.
This product is universal and fits all bikes.
This product can expose you to chemicals known to the State of California known to cause Cancer or birth defects and reproductive harm. For more information go to: https://oehha.ca.gov/proposition-65
Works quite well. Able to tuck the adapter socket a little out of the way. Charged my phone while I was out riding; just had to un-plug it when the bike was off (more out of abundance of caution than any real need.)