The BTI DELLE6400X6 is a cost-effective and safe replacement battery for your Dell Latitude and Precision laptop. This replacement battery is designed and manufactured with the highest quality standards and guaranteed to meet or exceed the original manufacturer’s OEM (Original Equipment Manufacturer) specifications for part numbers C719R, 312-0917, KY477, 312-0748, 0FU274 and PT434. The DELLE6400X6 is a 6-cell, 5200mAh (milliampere-hour) Lithium-Ion battery that provides 11.1-volts of power for optimal performance and has a gray finish. BTI uses state of the art charging and cycling equipment, so your battery is guaranteed to have been 100-percent fully tested and calibrated to meet and exceed all standards prior to shipping. The DELLE6400X6 is compatible with a variety of devices, including the Dell Latitude E6400 and E6500 and the Precision M2400 and M4400. The BTI DELLE6400X6 11.1-Volt Lithium-Ion Replacement Laptop Battery comes with a 12-month warranty. While under warranty, if a BTI product failure damages a connected electronic device – BTI will replace it. Since 1992, Battery Technology Incorporated (BTI) has become the global supplier for replacement batteries and ac adapters for notebook computers, digital cameras, PDAs, smartphones, APC UPS systems. All batteries are manufactured in “BTI owned” ISO9001 certified production facilities, and delivered against stringent quality standards.