HP 240258-001 - Battery pack - 14.4 volts Lithium-Ion (Li-ION) 4.0Ahr without charge remaining gauge Retail
HP 417528-001 - Battery (Primary) - 6-cell lithium-ion (Li-Ion), 4.0Ah Part 417528-001 452195-001 Retail
398678-001 - 6-Cell Battery for HP 6510b 6710b 6910p NC6120 NC6200 NC6220 NC6230 NC6300 NC6400 Sale $69.00 Retail $89.00