Smart Drive For Wheelchair

I am trying to get one Of these smart drive devices for my chair because I have had a lot of problems trying to get my power assist chair fixed For the last several months so I’m finally going to just try to get one of these two attached to my manual chair (video above) these cost roughly $6500 On Amazon… Here is the link on Amazon… … https://www.amazon.com/SmartDrive-MX2-Wheelchair-Power-Assist/dp/B06Y14YCHL/ref=asc_df_B06Y14YCHL/?tag=hyprod-20&linkCode=df0&hvadid=309770208664&hvpos=1o2&hvnetw=g&hvrand=10634659223456661020&hvpone=&hvptwo=&hvqmt=&hvdev=m&hvdvcmdl=&hvlocint=&hvlocphy=9051739&hvtargid=pla-582450831246&psc=1 Any assistance I can get is greatly appreciated This is all about strength in numbers. if I can get 600 people to donate $10 that would be great! Thank you and God bless