Cheap And Discounts Laptop Power Supply for Dell Latitude E5540 3540 3550 13 3340 3350 P47G 15 E5570 P48F 19.5V 3.34A 65W AC Charger Adapter Big Pin Wholesale. Buy Directly From Merchant COINKOS Official Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.