Description: Capacity: 4400 mAh Voltage: 7.7V Number of cells: 2 Cells technology: Li-Poly Warranty: 12 months Cells manufacturer: Green Cell Colour: Black The possibility of return: Up to 30 days Product code: HP150 Manufacturer: Green Cell Work time: from 1.5 up to 5h Series: Polymer Compatibility list: Compatible with following battery models : Compatible with following devices :