車不常開的話,如果有車庫,接個battery tender到電池上,就不用擔心了
兩個costco都有
https://www.costco.com/type-s-12v-jump-starter-%2526-8000mah-portable-power-bank.product.100681300.html
https://www.costco.com/battery-tender-4amp-smart-battery-charger-and-maintainer.product.100519712.html