HP ProBook 440 G1 Notebook PC Software and Driver Downloads | HP® Customer Support
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HP Probook 440 G1 - Genuine OEM Laptop Charger | AC Adapter
Regatech PROBOOK X360 440 G1 19.5V 2.31A 45W Blue Pin 45 W Adapter - Regatech : Flipkart.com
Usmart New AC Power Adapter Laptop Charger For HP ProBook 440 G1 Laptop Notebook Ultrabook Chromebook PC Power Supply Cord 3 years warranty - Walmart.com