Xtend HP ProBook Battery Computer Accessories sku-822520888

The Xtend battery for HP ProBook 4510s, 4515s, 4710s and 4720s is listed for models with a 15.6-inch display. It uses Samsung lithium-ion cells and Texas Instruments battery circuitry. Each unit is hand-assembled and undergoes ISO-quality inspections during production. A 2 Year warranty is included, which the listing says is twice the period commonly offered by original name-brand batteries. Computer Accessories; SKU: sku-822520888. UPC: 840987143945.You may also like Xtend KP03 Battery Computer Accessories sku-113279421.