Pues parece ser una buena elecciln esas q dices.
http://m.ebay.com/itm/7-0-Nextion-Enhanced-HMI-Intelligent-Smart-USART-Serial-LCD-Module-Display-/191901891628?hash=item2cae3e7c2c%3Ag%3ApoMAAOSw6YtZQPyb&_trkparms=pageci%253Ad31a7410-7a5e-11e7-9d27-74dbd1800509%257Cparentrq%253Ab5c776de15d0aa492409801cfffe5ed1%257Ciid%253A3
