This ALIENWARE Sentia (Model 223) AC Adapter is 100% compatable with the TI1506 ALIENWARE Sentia (Model 223) AC Adapter. 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 ALIENWARE Sentia (Model 223) AC Adapter includes a warranty to guarantee that it has no manufacturing defects.