MFuel 7,000 mAh Lithium-Ion Notebook Power Bank (Discontinued by Manufacturer) Universal lithium-ion battery pack for charging your notebook computer on the road Adds 10 hours of notebook runtime; also charges second low-power device 12 hot tips combine to fit more than 90 percent of portable consumer electronics Universal input adapter lets you charge Power Bank with original notebook adapter Also includes Power Puck; backed by 1-year warranty