Connect your Texas Instruments  TI-84 calculator with ease using this brand new Unit to Unit i/0 Link Cable. This cable is compatible with TI-83, TI-86, and TI-89 calculators, and can be powered by a simple battery source. Perfectly sized for handheld use, this cable allows for seamless data transfer and communication between compatible models. Additionally, this cable is also compatible with TI83 calculator cables, making it a versatile addition to your collection. Use this cable to connect your calculator without any issues, and enjoy the convenience it provides.