TI-84 Plus CE graphing calculator is 30 percent thinner, 30 percent lighter and has six times more memory than the TI-84 Plus. Buyers also can customize it from a variety of colors, such as silver ...

TI fits the TI-84 Plus CE with a micro-USB port a and power comes from a rechargeable lithium-polymer battery. That battery promises up to a month of regular use per charge.

Available beginning this fall, the TI-84 Plus CE Python graphing calculator will also include features like a full-color screen and a rechargeable battery that lasts up to a month.