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19V 4.74A 90W AC laptop adapter power supply for HP ProBook 470 4710s 4720s 4730s 4740s 6440b 6445b 6450b 6455B charger - AliExpress
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65W 45W Soumage Charger Compatible with HP Probook 210 255 340 430 440 450 455 640 650 Elitebook 720 725 735 745 755 820 830 840 850 Folio 9470m 9480M Pavilion Envy Laptop AC Adapter Power Supply - Newegg.com
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