Battery for HP 640 G1 11,1V 4400mAh
Restore mobility
Green Cell battery will make your laptop portable again. A business meeting, long journey or a captivating film? Use your computer freely wherever you are and forget the constant charging.
Green Cell lithium-ion cells
Efficient Li-Ion cells with a high capacity and without the memory effect are the most important part of the Green Cell battery. Their parameters have been selected so as to ensure long battery life and durability. They can even last for up to 1,000 full charge-cycles while retaining high capacity.
Modern control electronics
Absolutely smooth communication between the laptop and the battery as well as a complete range of electronic protections all ensure the highest comfort of battery use. Just connect the battery to your computer and enjoy full independence.