Use low-power dual-core 32-bit CPU, which can be used as an application processor The main frequency is up to 240MHz, and the computing power is up to 600 DMIPS Built-in 520 KB Support UART/SPI//PWM/ADC/ and other interfaces,Support OV2640 and OV7670 cameras, built-in flash Support STA/AP/STA+AP working mode Working voltage: 4.75-5.25V SPIFlash: default 32Mbit RAM internal: 520KB Support interface (2Mbps) UART, SPI, , PWM Support TF card, maximum support 4G Serial port rate default:115200bps Spectrum range:2400-2483.5MHz Image output format: JPEG (only OV2640 support), BMP, GRAYSCALE Transmit power: 802.11b: 172dBm (@11Mbps) Working temperature: -20 -70 Storage environment: -40 -125, Less than 90%RH (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:PCB Package Contents: 1 * 1.9 Inch ESP32-S3 Display Module Only 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.