Tested included power supply.

Power supply cord is 9.5 ft long.

Did not test the battery.

This vintage TI-1200 calculator from Texas Instruments is a classic piece of office equipment that is perfect for basic calculations. The calculator has regular key size and display size, and is powered by a battery or power supply (included). It was made in the United States and has a red LED screen. The calculator is ideal for those in need of a handheld device for simple calculations. Its compact size makes it easy to take on the go. Get your hands on this classic calculator and add it to your collection today!