Warranty: 12 months; Cells manufacturer: Panasonic; Voltage: 14.8V (14.4V); Number of cells: 4; Cells technology: Li-Ion; Colour: Black; Overdischarge protection: Yes; Overcharge protection: Yes; Product code: HP90ULTRA; Manufacturer: Green Cell; Capacity: 3400 mAh; Work time: from 2 up to 7.5h; Series: ULTRA; HP Pavilion 17Z;HP Pavilion 14;HP Pavilion 14T;HP Pavilion 15;HP Pavilion 15T;HP Pavilion 17;HP Pavilion 17T;HP Pavilion 15Z;