Wattage 65 watts Input Voltage 18.5 Volts (DC) Total Usb Ports 4 Number of Ports 10 Hardware Interface USB 3.0 Compatible Devices HP EliteBook 720 G1-G2, 725 G2-G4, 740 745 750 755 820 G1-G4, 840 850 1020 G1, 1040 G1-G3; Folio 9480m, 9470m; Revolve 810 G3; Pro x2 612 G1; ProBook 640 G2-G3; ZBook 14; 14u G4; 15U G3-G4 Mobile Workstation.
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