Never be caught without power when you need it most. An additional battery is the perfect companion when working in the field. This hot-swappable battery can be charged while in the rugged tablet or while in the battery charging slot provided in the L10-Series Docking Station. The battery's handy power meter takes the guesswork out of determining available battery life. The tablet's hot-swappable battery capability allows you to continue with your mission-critical application without shutting down the system to change the battery.