This SONY VAIO B Series DC Car Air Cord is 100% compatable with the FU1101-10 SONY VAIO B Series DC Car Air 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 SONY VAIO B Series DC Car Air Cord includes a warranty to guarantee that it has no manufacturing defects.