This DELL Axim X3 Series DC Car Cord is 100% compatable with the 314565-B21 DELL Axim X3 Series DC Car Cord. Our batteries and accessories are made with high quality parts and are guaranteed to meet or exceed the original equipment manufacturers specifications at a reduced price. All batteries are tested for 100% quality control assurance. This DELL Axim X3 Series DC Car Cord includes a warranty to guarantee that it has no manufacturing defects.