This dell replacement battery pack is a 4400mAh, 11.1V (Compatible with 10.8V), rechargeable, removable, Lithium Ion battery designed to work with dell 1x793 laptop. The Hi-Quality battery meets or exceeds original manufacturer specifications for the dell 1x793 battery in quality, durability, and performance. Li-ion batteries do not suffer from the memory effect. They generally last between 300-500 charge/discharge cycles. All laptop batteries are tested for 100% quality control assurance. This dell 1x793 laptop battery includes a one year warranty. We offer a 30 day money back guarantee and fast shipping on all of our products.