Cellboost(TM) iRecharge(TM) Universal Rechargeable Notebook Battery

Compact, lightweight rechargeable battery provides up to 4 extra hours of operating time for your notebook computer - great for travel! External lithium-ion battery pack provides power to your notebook when you need it - can also charge the notebooks internal battery. iRecharge charges in 3 to 8 hours using your notebooks AC adapter. Unit simply plugs into your notebooks charging port for use. LEDs show when the unit is fully charged, and how much power is remaining. Includes an assortment of interchangeable tips for compatibility with most major notebook brands, including Dell, HP, Compaq, IBM, Toshiba, Sony and Apple. Supplies more than 65 watts of continuous output power. Dimensions: 6 1/2in. x 3 1/8in. x 15/16in.. Weighs less than 1 pound.