This Texas Instruments TI-36X Pro Advanced Scientific 4-Line Calculator Dual-Power is a handheld device that is perfect for business and industrial purposes. It has a regular key size and is designed for office equipment use. The calculator is made by Texas Instruments, a trusted brand in the industry.

The TI-36X Pro is a scientific calculator that is ideal for use in various industries. It has a dual-power feature that allows it to operate on two different power sources. This calculator is perfect for those who require a reliable and efficient device for their mathematical needs.