ESP32-S3 1.43-inch AMOLED screen development board,466x466 resolution, AMOLED circular touch screen, multiple onboard peripheral interfaces. Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240MHz. Supports 2.4GHz Wi-Fi and Bluetooth 5 (LE), with internal antenna on board and reserved solder joints, which can be set as external antenna. AMOLED screen display uses QSPI interface, touch uses I2C interface, capacitive touch, supports interrupt output. Onboard PCF85063 chip, reserved SH1.0 battery slot (supports charging), can easily realize function requirements. Display Panel:Amoled Display Size:1.43inch Display Resolution:466 x 466 Display Color:16.7m Display Brightness:350cd/M Contrast:60000:1 Communication Interface:Qspi Driver Ic:Sh8601/C05300 Touch:Support Touch Ic:Ft3168 The product appearance and printed words depending on the batch, but this does not affect use. Type:A:without shell Colour:As Shown Material:LCD Package Contents: 1 * round screen with accessories 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.