All-Day Productivity With a battery life of up to 10-hours, this Acer Chromebook is designed to stay at your side for the entirety of the day. With a battery that s been designed to work all day, the bulky charger can be left at home so students have less weight and bulk to carry around Military-Grade Durability The Military Standard (MIL-STD 810G) tested, impact-resistant body means it can take the daily knocks of children. Its pressure-resistant cover will withstand a 60-kg weight, a shock absorbent rubber bumper and reinforced honeycomb design protects components and it s also been tested to withstand drops from 122 cm.