HT03XL Laptop Battery for HP PAVILION 15-CW 15S-FQ L11119-855 L11421-222 UK
HT03XL HSTNN-DB8R HSTNN-UB7J HSTNN-LB8M HSTNN-IB8O L11421-423 L11421-542 L11119-855 L11421-2D2. Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery.