Joy Systems NE4-0287 Laptop Battery for HP EliteBook 6930p/8440p/8440w and Compaq 6530b/6535b/6730b/6735b and ProBook 6440b/6450b/6540b/6550b - HSTNN-UB69 - Newegg.com
Battery Technology Battery For Hp Compaq 6530B, 6535B, 6730B, 6735B; Elitebook 6930P HP-6730BX9 | Zoro
Genuine OEM Battery for HP EliteBook 6930p 8440p HSTNN-IB68 HSTNN-IB69 TD06 TD09 - Newegg.com
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
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