There are needle probes available for voltmeters but a straight pin piercing the insulation will do the job. A little liquid tape wouldn't hurt after the piercing but it isn't always neces… (View Post)
Be sure to loosen the large cap once you reach your campsite. The pump will draw water out and there needs to be an air inlet to prevent pump airlock. Also the small tube connection needs to be firml… (View Post)
It actually sounds like your batteries are doing okay. Your voltage level expectations seem quite high. My experience when using lead-acid chargers with LiFePo4 batteries is they provide very low cur… (View Post)