Amazon.com: TYJYUN 6535B 6535 Laptop Battery Compatible with HP Compaq 530b 6535b 6730b HP ProBook 6440b 6445b 6530b 6535b 6540b 6545b 6730b 6735b Notebook : Electronics
Laptop Battery for HP Compaq 6530B 6535b 6730b EliteBook 6930P 8440P 8440W 732330293509 | eBay
Amazon.com: DR. BATTERY HP ProBook 5330m Battery Compatible with HP FN04 635146-001 QK648AA 634848-271 5330M-LJ463UT 5330M-LG724EA FN04041 [14.8V/2800mAh/41Wh] : Electronics