Safety: This item is up to nationally recognized standards for high-level electronic safety. Fit for Dell Latitude 3510 P101F001 P101F002,Latitude 3410 P129G001 P129G002 Laptop After-sales services: This product is eligible for replacement or returns within 30 days, and the manufacturer provides an additional 12 Months Guarantee. Specs:Output:19.5V 4.62A 90W(Compatible with 19.5V 3.34A 65W) Input:100-240V 50-60Hz Package Includes:1 X AC Adapter, 1 X UL Power Cord. Exclusive charging technologies used in our products to deliver the fastest charing speed. Your device will get power quickly.