Fangrui Product Details Equipped With A High-performance Risc-v 32-bit Processor And A Low-power Risc-v 32-bit Processor, The High-performance Processor Clock Is Up To 160mhz, And The Low-power Processor Clock Can Reach 20mhz. Supports 2.4ghz Wi-fi6 (802.11 Ax/b/g/n) And Bluetooth 5 (le), With Onboard Antenna. Onboard 320kb Rom, 512kb Hp Sram, 16kb Lp Sram And 4mb Flash.onboard 1.47-inch Lcd Screen, 172x320 Resolution, 262k Color. Lead Out Most Gpio, Integrated Full-speed Usb Serial Port.onboard Micro-sd Card Holder, Can Be Connected To An External Sd Card To Store Pictures Or Files. Supports Flexible Clock, Multiple Power Modes And Other Accurate Control, To Achieve Multi-scenario Low Power Mode. Onboard Rgb Color Lamp Beads, With Parent Acrylic Interlayer Can Achieve Cool Lighting Effects. This Product Is A Microcontroller Development Board That Supports 2.4ghz Wi-fi6 And Bluetooth Ble 5. It Has 4mb Flash And A 1.47-inch Lcd Screen On Board, Which Can Smoothly Run Gui Interface Programs Such As Lvgl; Combined With A Variety