19 hours of battery life – nothing could be longer

The battery life was developed by Dell in laboratory tests determined based on the MobileMark 2007 benchmark. The battery life of 19 hours was achieved when testing a 4500M with a Solid-State Drive, Mobile Intel ? GMA graphics accelerators, the main 9-cell battery and spare battery with 12 cells configured Dell Latitude E6400. The Dell XPS M1730 battery life will vary by configuration, operating conditions and other factors. Maximum battery capacity decreases with time.The Latitude E6400 Dell cuts in the laboratory test better with a longer battery life by 27% from than the HP EliteBook 6930p. The battery life of the HP EliteBook 6930p is with the optional spare battery Ulta Capacity up to 15 hours. The full press release can be found at: www.HP.com.The Dell Inspiron Mini 9 battery of the Latitude can be recharged within a short time and provide long service life. This keeps the user productive on the road. The configuration options include primary batteries with high performance and innovative extra battery (optional) for specific systems. The Dell Inspiron 1520 battery for the Dell Latitude models ensure that your notebook is ready for use anytime and anywhere.The optional extended batteries from Dell can be connected to the base of many Latitude system and support the main battery of the system. In addition, the spare DELL Studio 1537 battery are directly connected to the network adapters and thus independent of the Latitude notebook charged.The Dell ControlPoint software included by default in all Latitude notebooks contain and helps to extend the Dell Inspiron 6400 battery life. Dell ControlPoint provides easy power management settings, including the all-day battery mode, the unused functions and hardware to turn off automatically to conserve battery power.