New Original size Battery 4400mAh For HP EliteBook 8540p 8540w 8530p 8530w 8740w 8730p Notebook Computer laptop Batteries - AliExpress
18.5V 6.5A 120W AC Power Adapter/Battery Charger for HP Elitebook 8530p 8540p 8540W 8730W 6930p 8530p 8530W Pavilion M6 Dm4 - China AC Adapter and AC Charger price | Made-in-China.com
HP EliteBook 8540W Battery
Notebook Battery Replacement for HP 458274-421, 484788-001, 493976-001, 501114-001 - 5200mAh 14.4V Li-ion | 888200459
BIOS battery GC02000V200 - GC02000V200 for HP Elitebook 8540w