USB shield – usb host shield
if you will not use External Power please be sure this jumpers are soldered as below :

so after soldering it will be like this image

LM393 Speed Sensor Module For Arduino U shape 1 × 41SAR
HDMI to VGA Converter Cable 1 × 29SAR
Case for Raspberry pi 4 Red and White 1 × 46SAR
Jumber wires kit for breadboard U-shape 1 × 29SARSubtotal: 145SAR
LM393 Speed Sensor Module For Arduino U shape 1 × 41SAR
HDMI to VGA Converter Cable 1 × 29SAR
Case for Raspberry pi 4 Red and White 1 × 46SAR
Jumber wires kit for breadboard U-shape 1 × 29SARSubtotal: 145SAR
if you will not use External Power please be sure this jumpers are soldered as below :

so after soldering it will be like this image

All Electronics Components
All Electronics Components
All Electronics Components
All Electronics Components
All Electronics Components
All Electronics Components
All Electronics Components
All Electronics Components