Advanced ESP32 C3 chip: Power your for Arduino projects with the power of the ESP32 C3 chip, which has powerful processing capabilities and Wi-Fi connectivityHigh-resolution display: Equipped with a 1.28-inch round LCD smart screen with a resolution of 240x240, it can present clear and vivid visualsInteractive knob: Enhance user interaction with a convenient knob, perfect for menu navigation and control settingsUART UI interface: Easy-to-use UART UI interface allows seamless integration with smart home appliance control systemsLVGL support: Fully compatible with LVGL to create stunning graphical user interfaces, ideal for hobbyists and professional developersDevelopment board: ESP32-C3 LVGLScreen type: IPSInterface: UARTOperating system: GUICPU frequency: 160 MHzRam (BYTE): 400KFlash (BYTE): 4MScreen resolution: 240x240Display brightness: 300 cd/m²WiFi: SupportedBluetooth: SupportedOperating voltage: 5VOperating current: 100 mAOperating temperature: -20°C-70°CSecondary development: SupportedColour:A:Black/B:SilverMaterial:Plastic + MetalPackage Contents:1 x Knob Switch DisplayOnly 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.