Original Battery for HP ProBook 6440B 6445B 6450B 6500B 6530B 6535B 6540B 6545B 6550B 6555B 6455B 6700B 6730B 6735B( 6 months Warranty)

Compatible part numbers:

633734-141.

633734-151.

633734-421.

633807-001.

HSTNN-I98C.

HSTNN-I98C-7.

HSTNN-LB2S.

PR08073.

PR08.

PRO8.

QK647AA

QK647UT.
Compatible model numbers:

ProBook 4730.

ProBook 4730s.

ProBook 4740.

ProBook 4740s.

ProBook 4740s-B6N57EA