Don't run the car. Keep the car off and just use the battery.
The cars alternator could fry your electrics. The battery alone should be more than capable of starting your bike.
Thanks for that.
@coppiThat started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Don't run the car. Keep the car off and just use the battery.
The cars alternator could fry your electrics. The battery alone should be more than capable of starting your bike.