The APC Smart-UPS Charge Mobile is a mobile battery/charging cart system specifically designed to power a Microsoft Surface Hub 2S or Surface Hub 3 interactive display while it's being wheeled between meeting rooms or locations - it's not a general-purpose UPS for servers or desktop equipment. Its lithium battery chemistry keeps it lighter and more portable than an older lead-acid design, letting a large touchscreen collaboration display stay powered and mobile without needing to be plugged into a wall outlet at every stop, useful for organisations that move a Surface Hub between meeting spaces regularly. Backed by a 3-year warranty. Buyers should confirm Surface Hub generation compatibility (2S vs 3) directly against their own hardware before purchase.