HP adds a rugged, waterproof, anti dust, and shock proof notebook to its EliteBook series namely, HP EliteBook 2540p. This HP notebook gives you an option of. … Intel Core i5 or Core i7 processor; 250GB or 500GB hard drive; 12.1-inch LED- backlit display screen; Integrated 2 MP camera; 3G, Wi Fi and Bluetooth connectivity; 10.5 hours of battery life; Meets military standard test (MIL-STD 810G). This one powerful notebook computer namely, HP EliteBook 2540p will change …