1. display is a seamless human-machine interface (HMI) solution that provides control and visualization interfaces between humans and processes, machines, applications or devices. 2. display is mainly used in the field of Internet of Things or consumer electronics. It is the best solution to replace traditional LCD and LED digital tubes. 3. Through Nextion Editor software (official download), users can create and design their own Nextion display interface. 4. Working with insufficient power can easily damage the model with blurred and flickering screen You may be suffering from a power shortage. 5. Power off the first time No more repeated attempts to damage models A small connector is included in the package. Please try to power thedisplay with a phone charger through the connector to check if the display is working properly. A high quality usb cable is required. Color: 64K 65536 colors 16-bit 565, 5R-6G-5B Product Description Effective area: (A.A.) 60.26mm (length) x 42.72mm (width) Visual area: (V.A.) 48.96mm (length) x 36.72mm (width) Resolution: 320x240 pixels can also be set to 240x320 touch resistive Number of touches: Greater than 1 million Backlight: LED Backlight life: (average) Greater than 30,000 hours Brightness: 200nit (NX3224T024_011N) 0%~100%, adjustable interval 1% 180 nit (NX3224T024_011R) 0% to 100%, adjusted in 1% steps Operating voltage: 4.75 5 7 V Operating current: VCC=+5V, 100% brightness - 90 - mA Sleep Mode: - 15 - mA Recommended power supply: 5V, 500mA, DC Working temperature: 5V, humidity 60%-20 25 70°C Storage temperature: -30 25 85 °C Working humidity: 25℃ 10% 60% 90% RH Serial port baud rate: standard 2400 9600 115200 bps Output high voltage: IOH=-1mA 3.0 3.2 V Output low voltage: IOL=1mA 0.1 0.2 V Input high voltage: 2.0 3.3 5.0 V Input low voltage: -0.7 0.0 1.3 V Serial mode: TTL Serial port: 4Pin_2.54mm SD card slot: Yes (FAT32 format), maximum support 32G Micro-SD card The microSD card slot is dedicated for upgrading Nextion