The Nextion Enhanced versions are more powerful. Wiki link https://www.itead.cc/wiki/NX3224K024
Compare to the basic Nextion displays, the new ones have added some new functions: support built-in RTC, support save data to Flash, support GPIO, larger flash capacity and faster CPU.
The enhanced Nextion series has 7 size covers from generic 2.4'' to 7.0''.
Nextion includes hardware part (a series of TFT boards) and software part (the Nextion editor).
The Nextion TFT board uses only one serial port to communicate. It lets you avoid the hassle of wiring.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.3 inch
Height : 1.6 inch
Length : 5 inch

Item Weight: 0.96 ounce (View shipping rates and policies)
Shipping Weight: 2.4 ounce (View shipping rates and policies)

ASIN : B01LAG12DG