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 of Internet of Things or consumer electronics. It is the best solution to replace traditional LCD and LED digital tubes.3. Through Editor software (official download), users can create and design their own 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 the Display with a phone charger through the connector to check if the Display is working properly. A high quality usb cable is required.Product Descriptioncolor: blueMaterial: ABSColor: 64K 65536 colors 16-bit 565, 5R-6G-5BResolution: 480x320 pixels can also be set to 320x480touch resistiveNumber of touches: 1 millionBacklight: LEDBacklight life: (average) 30,000 hoursBrightness: 200nit (NX4832T035_011N) 0% to 100% in 1% steps180 nit (NX4832T035_011R) 0% to 100%, adjusted in 1% stepsOperating voltage: 4.75 5 7 VOperating current: VCC=+5V, 100% brightness - 145 - mASleep Mode: - 15 - mARecommended power supply: 5V, 500mA, DCWorking temperature: 5V, humidity 60%-20 25 70CStorage temperature: -30 25 85 CWorking humidity: 25 10% 60% 90% RHSerial port baud rate: standard 2400 9600 115200 Output high voltage: IOH=-1mA 3.0 3.2 VOutput low voltage: IOL=1mA 0.1 0.2 VInput high voltage: 2.0 3.3 5.0 VInput low voltage: -0.7 0.0 1.3 VSerial mode: TTLSerial port: 4Pin_2.54mmSD card slot: Yes (FAT32 format), maximum support 32G -SD cardThe microSD card slot is dedicated for upgrading firmware/HMI designFlash memory: 16 MB for storing fonts and imagesRAM: internal storage variable 3584 Package Contents:1 x 3.5 inches Display1 supply test board1 x 4-pin grove cableOnly the above package content, other products are not included.Note: Light reflection 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.