This works perfectly on my quad for external battery DC access! The only problem is that the wires are pretty short, meaning you'll lose the ability to install it! Should be next to the battery. The lines are about 23 inches long, could be longer and more useful, but this will work!
70mai Jump Starter Max Midrive PS06 black
37 Review
Mroinge Automatic 6V/12V Trickle Charger For Vehicles, Motorcycles, Boats And More - Maintain Your Batteries With Ease!
29 Review
Keep Your Battery Fully Charged With A Smart 12V Charger/Maintainer Featuring Winter Mode
28 Review
CARKU Pro-10 black/red
91 Review