The Acer Chromebook's display has a productivity-boosting 3:2 aspect ratio for more vertical space. As a result, students can view more text, maps, photos and schoolwork in a single viewing. Military-grade durability The Acer Chromebook Spin 512 is compliant with the stringent military standards. The keyboard is spill-resistant with a gutter system that routes water away from internal components and drains out the bottom of the chassis, providing protection against spills.