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

BlueTooth Module HC-06
1 × 40 SAR
Songle RELAY 24V 16A 8 PIN (1pc)
1 × 15 SAR
Advanced Kit for Arduino UNO Pojects
1 × 569 SAR Subtotal: 624 SAR
BlueTooth Module HC-06
1 × 40 SAR
Songle RELAY 24V 16A 8 PIN (1pc)
1 × 15 SAR
Advanced Kit for Arduino UNO Pojects
1 × 569 SAR Subtotal: 624 SAR
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