11.1V Battery for HP Probook 4530S 4540S 4440S 4430S 4545S 4535S PR09 5200mAh US | eBay
Amazon.com: 633805-001 633733-321 PR06 PR09 Replacement Laptop Battery for Hp Probook 4330s 4331s 4430s 4431s 4435s 4530s 4535s 4536s 4440s 4441s 4446s 4540s 4545s Series : Electronics
HP ProBook 4540s replacement battery 48Wh - sparepartworld.com
Buy FSKE 633805-001 PR06 Laptop Battery for HP ProBook 4540S 4530s 4330S 4431S 4535S Notebook, 10.8V 4400mAh 6-cells Online at desertcart Antigua and Barbuda
HP Probook 4540S Laptop Battery in Sri Lanka| Laptoprepair.lk
For Singapore | Genuine laptop battery for HP ProBook 4530s,Probook 4540s - batterysg.com
HP ProBook 4540s LHP251 4400mAh / 48Wh Notebook Battery - BattDepot United States
Synergy Digital Laptop Battery, Compatible with HP ProBook 4540s Laptop, (Li-ion, 11.1V, 4400mAh) Ultra High Capacity, Replacement for HP PR06 Battery - Walmart.com