E EGOWAY Replacement Battery for VK04, H4Q45AA, HSTNN-YB4D, 695192-001, 694864-851, fits HP Pavilion Sleekbook/Ultrabook 14-b000, 15-b000 Series Battery Type: Li- ion; Voltage: 14.4V; Capacity: 2600mAh; 4 Cell. 100% New from Manufacturer, High Performance; HP Pavilion Sleekbook 14 14t 14z 15 15t 15z Series Replacement Battery. Overcharger and Discharger Circuit Protection, CE-/FCC-/RoHS-Certified for safety Operation time: Around 2.5 hours, the actual operation time will depend on how much electricity is required by the device and how you use it. Warranty: 12 Months warranty, 24 x 7 email support.