HP Power adapter DC dongle 7.4mm to DC 4.5mm

HP 7.4mm to 4.5 DC dongle. Product color: Black, Type, connector 1: Male connector, Type, connector 2: Female connector. Products per pallet: 2880 pieces, Products per outer packaging: 30 pieces. Connection details output: 4.5mm, Connection details input: 7.4 mm, Compatible products: HP ZBook 14 HP EliteBook 840