Warranty: 12 months; Cells manufacturer: Green Cell; Voltage: 11.55V; Number of cells: 3; Cells technology: Li-Poly; Colour: Black; Overdischarge protection: Yes; Overcharge protection: Yes; Product code: HP167; Manufacturer: Green Cell; Capacity: 3500 mAh; Work time: from 1.5 up to 7h; Series: Polymer; HP Pavilion x360;