Amazon.com: AC Doctor INC Laptop Battery for HP EliteBook 6930p 8440p 8440w Compaq 6530b 6535b 6730b 6735b ProBook 6440b 6450b 6540b 6550b, 5200mAh/10.8V/6 Cell : Electronics
Replace Battery For HP EliteBook 8440P 8440W 6550B TD06 482962-001 486296-001 - Walmart.com
External Laptop Battery Charger for HP EliteBook 8440P 8440W ProBook 6 – igoodsaver.com
463310-724 HP 6-Cell Lith Battery (Primary) for EliteBook 8440p Notebook PC (Refurbished)
V7 12-cell Battery for HP EliteBook 8440P TV12 QA349AA EJ092AA (HPK-EB8440PTV7)
Battery for HP Elitebook 8440P 8440W ProBook 6450B 6455B 6540B 6545B 6550B 6555B 886729160627 | eBay
Buy Wholesale China Battery For Hp Elitebook 8440p 6930p 8440w / Compaq 6730b 6735b 6530b / Probook 6440b 6445b 6540b & Battery For Hp Elitebook at USD 8.3 | Global Sources
POWERTECH compatible HSTNN-UB68 battery for HP 8440p