MONEY BACK GUARANTEE - As an American company, headquartered in Biloxi, MS, we are proud to stand behind our products as we greatly value repeat business. That’s why we offer an industry-leading return and exchange policy: Within 30 days of purchase, we offer a no-questions-asked full money back guarantee. Additionally, for two years from the date of purchase, we will exchange your product free of charge should it become defective. NOBODY beats our guarantee!. PERFORMANCE, SAFETY, RELIABILITY - All of our product lines are put through rigorous quality control procedures to ensure safe, reliable operation for years to come. We guarantee our products will charge your device as efficiently as the original charger, or any other replacement. In addition, our products are in compliance with top industry standards, and include numerous safety mechanisms, including protection against short circuiting, overvoltage, overcurrent, and internal overheating. SAFETY / UL LISTED - Underwriters Laboratories, the leading American consumer product testing laboratory, lists this PowerSource product as meeting their standards for electrical safety and design in the United States and Canada. Don't buy potentially inferior or dangerous chargers that can harm your device or worse!. COMPATIBILITY - This product has been tested to ensure compatibility with the following and many more HP Smart Blue Tip Models 65W/45W: Elitebook 830 / 840 G3 G4 G8 / 850 G3 G4 / ProBook 430 G8 / 440 G8 / 450 G3 G8 / 640 G2 G3 G4 / 650 G2 G3 / Pavilion x360 / Stream 11 Pro G3 / Stream 11 Pro G4 EE / Chromebook 11 EE G2 G3 G4 / Spectre x360 x2 / Notebook 15 / Zbook / Part Numbers: SK90195333 710412-001 741727-001 213349-109 854054-002 L24008-001 L25296-001 L25296-002 SK90A195231 TPN-LA15. POWER SPECS - Output Max: 19.5V 3.33A 65W (also compatible with 19.5V 2.30A 45W) Input Volt Range: 110-240V /(4.5mm blue tip) Original HP Laptop Power Supply AC Adapter Charger Cord Replacement by PowerSource.