FZone C02 Generator System - Unboxing and Setup from a Complete Beginners Perspective

This is an unboxing and setup of the 4 Litre Fzone C02 Generator kit.
I have never set up or used a C02 kit before and wanted to use this opportunity to give you an idea of what it is like to deal with as a complete beginner.
-- Product Links --
None of the following are affiliate links.
FZone C02 Generator Kit:
Amazon - www.amazon.co.uk/FZONE-Glass-Aquairum-Diffuser-Aquasacping/dp/B08THYYFMN
Official Fzone Website - www.fzaqua.com/collections/co2-gnerator-system
Co2Art Drop Checker - www.co2art.co.uk/collections/co2-accessories/products/aquarium-co2-drop-checker-set
Bicarbonate of Soda (1kg): www.amazon.co.uk/gp/product/B01IRXJ3IG
Citric Acid (500g tubs): www.amazon.co.uk/gp/product/B09NVZ2BRS
Mechanical Timer: www.argos.co.uk/product/5440524
-- Music Acknowledgements --
Downtown Glow: Artist - Ghostrifter & Devyzed , Promoted by - www.chosic.com
Lo-Fi Coding 1, Lo-Fi Coding 4, Lo-Fi Coding 11, Lo-Fi Sleep 1, Lo-Fi Sleep 2, Lo-Fi Sleep 5: Artist - Kitacus , Promoted by - www.zenmix.io