It's the very popular ESP32 module but this unit has a TFT display incorporated on the board and a battery cable is also included. Take note the USB interface is USB type C.
Chipset: ESPRESSIF-ESP32 240MHz Xtensa® dual-core 32-bit LX6 microprocessor
FLASH: QSPI flash 4MB
Display: IPS ST7789V 1.14 Inch
NOTE: Battery is not included.