Fangrui Product Details Fangrui Product Details Fangrui Product Details Equipped With Esp32-s3r8 High-performance Xtensa 32-bit Lx7 Dual-core Processor, The Main Frequency Is Up To 240 Mhz Supports 2.4 Ghz Wi-fi (802.11 B/g) And Bluetooth 5 (le), Onboard Antenna. Built-in 512kb And 384kb Rom, Stacked 8mb Psram And External 16mb Flash Using Type-c Interface, Keep Up With The Trend Of , No Need To Worry About Whether To Insert It Forward Or Backward Onboard 1.69-inch Lcd Screen, 240x280 Resolution, 262k Color, Can Clearly Display Color Pictures Built-in St7789v2 Driver Chip, Using Spi Does Not Occupy Too Many Interface Pin Resources Onboard Qmi8658 Six- Inertial Measurement Unit (3- Acceleration, 3- Gyroscope), Can Detect Motion Posture, Step Counting, Etc. Onboard Pcf85063 Chip, Reserved Sh1.0 Battery Slot (supports Charging) Can Easily Realize Function Requirements Onboard , Boot And A Side Button With Customizable Functions, Convenient For Custom Function Development Using Buttons Onboard 3.7v Mx1.25 Lithium Battery Charging And Discharging Interface Lead Out 5 Gpio, I2c A