Piezoelectric buzzer BZEG 0905 Diameter = 9mm Pitch between pins: 5 mm Pins length: 5.5mm

AC Switcher with Red Illumination

TFT display 3.2INCH with touch Controller: ILI9341 Connection: SPI

Test and use 2.4GHz JDY 40 UART module: https://cxemka.com/40-besprovodnoi-modul-2-4-ggc-jdy-40-uartdistancionnoe-upravlenie.html

Wavelength: 650nmPower: 5mWOutside diameter: 6mmWith using: https://www.3dcontentcentral.com/parts/download-Part.aspx

Diametr: 4.1mm Height: 2.1 mm Pins lenght: 10 mm Distance between pins: 3 mm

More details: https://www.youtube.com/watch?v=SnlGc1kGfoo USB Type C 6 Pin SMT Socket Connector USB 3.1 Type-C Female Placement SMD DIP for PCB design DIY high current charging

More details (and buy): https://cxemka.com/55-alyuminievyi-korpus-80-50-20mm-dlja-elektroniki.htmlAluminum sand blasting oxidation box/case 20*50*80mm.

Simplified (unofficial) MiniF4 (black pill) STM32F401/STM32F411 develompent board 3D model. More details(footprint, schematic, comparasion (rus)) : https://cxemka.com/43-plata-razrabotchika-minif4-na-stm32f411-s-usb-type-c.html Github page: https://github.com/WeActTC/MiniF4-STM32F4x1 With using:https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=681179https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=682939https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=260872https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=401948https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=653037https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=653050https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=686490https://www.3dcontentcentral.com/Download-Model.aspx?catalogid=171&id=775593

RGB LED D=5 mm Pins step: 1.27mm Pins width: 0.5mm (min), 0.7 (max)