Comes with ESP32-32E module, easy development, sufficient development resources 3.2-inch color screen, 240x320 resolution, maximum support 262K color (RGB666), display rich colors IPS full viewing Angle panel, good viewing Angle Rich interface, easy to connect a variety of peripherals (I2C, SPI, UART,etc.) Supports external speakers to play audio Comes with RGB three-color indicator, indicating rich status Comes with resistive touch screen, easy man-machine interaction Standard TYPE-C interface for easy program download and power supply Equipped with micro-TF card slot for easy storage expansion Support external lithium battery, lightweight and portable Equipped with battery charging management circuit to ensure safe battery charging and discharging Provide rich example learning programs, easy to learn Provide low-level driver technical support, and update WIKI information online Multiple tests for module aging can meet military level standards, supporting long-term stable work Specifications: Module:ESP32-32E CPU:ESP32-D0WD-V3,Xtensa dual-core 32-bit LX6 microprocessor Frequency:240MHz(Max) Memory:48KB ROM+520KB SRAM+16KB RTC SRAM+4MB external QSPI Flash WIFI:2.4GHz and 802.11b/g/n modes Bluetooth:Bluetooth V4.2BR /EDR and Bluetooth LE standards Operating Voltage:3.0-3.6(V) Operating Temperature:-40-85() Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:As Shown Material:PCB Package Contents: 1 * Screen 1 * Pen 1 * Cable 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.