Alligator clamps with eyelets (Minimize from the eyelets and strip the wire so that you can join the cost controller). Normally I don’t suggest getting an everyday 12V battery but a portable electricity station you could recharge which has a solar panel.Then you can certainly plug everything into the ability https://rylanihowa.blogsumer.com/30377100/the-2-minute-rule-for-12v-rv-battery