相信大家都遇到过这样的事情：当驾车出游，电脑却只有短短几十分钟的续航时间；当游戏激战正酣之时，突逢断电，愤恨之情溢于言表。试想正值愤愤不平时，一款UPS忽然出现在你面前，顿时便可拨云见日，一切问题都会迎刃而解，此乃幸事也。 UPS ...

So I've had an old UPS for a few years. Never got a ton of use, and after a move in 2020, hadn't been used at all. I knew the battery was just about shot the last time I'd used it and then they'd sat ...