Update README.md

Electrical/README.md

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 # Electrical
 
-## Hardware
+## Components-List
+
+A list of all the electrical components I used for the project:
 
 - ESP32 NodeMCU [AZ-Delivery](https://www.az-delivery.de/collections/esp32/products/esp32-developmentboard)
 - CAN-Transeiver (SN65HVD230) [Eckstein](https://eckstein-shop.de/Waveshare-SN65HVD230-CAN-Transceiver-Board-33V-ESD-Protection)
 - SD-Card Module [AZ-Delivery](https://www.az-delivery.de/products/copy-of-spi-reader-micro-speicherkartenmodul-fur-arduino)
+- BMP280 [AZ-Delivery](https://www.az-delivery.de/products/azdelivery-bmp280-barometrischer-sensor-luftdruck-modul-fur-arduino-und-raspberry-pi)
+- RTC-Module [AZ-Delivery](https://www.az-delivery.de/products/ds3231-real-time-clock)
+- LM7805 [Mouser](https://www.mouser.at/ProductDetail/Texas-Instruments/LM7805CT?qs=QbsRYf82W3EaqXeMDVwIfQ%3D%3D)
+- Some Ceramic Capacitor [AZ-Delivery](https://www.az-delivery.de/products/1000xkeramik-kondensatoren)
 - Some Jumper Wires [AZ-Delivery](https://www.az-delivery.de/products/3er-set-40-stk-jumper-wire-m2m-f2m-f2f)