Is your HP Pavilion Sleekbook 14 or 15 dying after just an hour off the charger? It's probably time for a new battery. This is a genuine VK04 battery, a direct replacement for part numbers HSTNN-DB4D and HSTNN-YB4D. It's got a capacity of 37Wh and 14.4V, with 4 cells inside – the same specs as your original. Brand new and ready to bring your laptop's battery life back from the dead. If your computer won't hold a charge, shuts down unexpectedly, or the battery is swollen, swapping this in will fix it. Installation is usually just a matter of flipping the laptop over, removing a few screws, and swapping the old battery out. Get back to working or studying wirelessly for hours. Don't be tethered to the wall outlet – give your Sleekbook the freedom it was meant to have with this reliable replacement battery.