How to Mod Razor e300 Electric Scooter

Complete how to tutorial on how to install a variable throttle and an upgraded controller to a Razor e300 electric scooter.
36v throttle and controller:
https://www.banggood.com/36V-500W-Mot...

24v controller:
24V 36V 48V Electric Bike Bicycle Scooter Motor Brush Speed Controller Tool
www.ebay.com.au/itm/24V-36V-48V-Electric-Bike-Bicycle-Scooter-Motor-Brush-Speed-Controller-Tool-SG/112553845181?ssPageName=STRK%3AMEBIDX%3AIT&var=412950610235&_trksid=p2057872.m2749.l2649

Do this modification at your own risk. I do not accept any responsibility for your own actions or damage to equipment or injuries caused by following my instructions. I recommend that adults are the ones to do this modification not children, due to the electrical hazards that are in this modification. Doing this modification will void your warranty.