Battery For HP Probook 4540S 4530S 4440S 4430S 4545S 4535S 4330S 4331S Notebook - Walmart.com
Xtend Brand Replacement For HP ProBook 4330s 4331s 4430s 4431s 4530s 4535s 4540s PR09 Battery - Newegg.com
BATTERY FOR HP PROBOOK 4430S QK646UT-BTI | Tech-America
Battery for HP Probook 4530S 4540S 4440S 4430S 4545S 4535S PR09 PR06 633733-321 | eBay
Amazon.com: GHU Premium 58Wh Battery PR06 Compatible with Battery for HP ProBook 4530s, 4540s, 4430s, HP Spare 633805-001, QK646AA - UL CE FCC Tested, Long-Lasting, Easy Installation, Reusable 500 Times : Electronics
Amazon.com: DR. BATTERY 633805-001 Laptop Battery Compatible with HP ProBook 4540S 4530S 4440S 4430S 4540 4540S 6460B 633809-001 PR06 PR09 HSTNN-DB2R HSTNN-IB2R HSTNN-LB2R HSTNN-OB2R [10.8V/4400mAh/48Wh] : Electronics
Ereplacements 9-Cell 7800mAh Battery for HP Probook 4530S (633809-001-ER)
External Laptop Battery Charger for HP ProBook 4530s 4540s, 633805-X 6 – direct-charging
HP ProBook 4530S Laptop Battery Replacement - irelandbattery.com