Supports built-in RTC Onboard RTC and 8 GPIOs SD Card interface: support max max 32G Micro-TF/SD card (FAT32 file format) Flash: 32MB; EEPROM: 1024 bytes; RAM: 8192 bytes Color: 65K (65536) colors Resolution: 480x320 pixel Adjustable Brightness: 0~180 nit- the interval of adjustment is 1% Easy 4 pin (+5V, TX, RX, GND) interface to any TTL Serial Host Visual Area:73.44mm(L)x48.54mm(W) Layout size:100.5(L)x54.94(W)x5.45(H) Touch type: Resistive Backlight: LED Backlight lifetime (Average): greater than 30,000 Hours Net Weight: 48.2 g Power supply: 5V 500mA DC Model Number: Nextion NX4832K035 Interface: TTL Serial color:Black Material:LCD Package Contents: 2 x LCD Display Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.