CS-HPE820BU compatibility list

HP

EliteBook 720 G1
EliteBook 725 G2
EliteBook 725 G4
EliteBook 745 G3
EliteBook 820 G1
EliteBook 820 G3
EliteBook 820 G4
EliteBook 828 G3
EliteBook 828 G4
EliteBook 840 G2
EliteBook 840 G3
EliteBook 850 G2
EliteBook 850 G3
EliteBook 1030 G1
EliteBook 1040 G3
EliteBook 2570p
EliteBook 8570p
EliteBook Folio 1020 G1
EliteBook Folio 9470m
EliteBook Revolve 810 G3
Folio 9470m
Folio 9480m
ProBook 640 G2
ProBook 650 G1

HP battery part number

702853-001