Here is the link to the accessory list.
https://ebikeescape.com/electric-bike-accessories/
here is the bike frame bag..
https://www.amazon.com/RockBros-Cycling-Waterproof-Pannier-Mobile/dp/B079QKP848/ref=as\_li\_ss\_tl?dchild=1&keywords=rockbros+top+tube+bag&qid=1592099501&sr=8-4&linkCode=sl1&tag=qci0c-20&linkId=576be58a90237e97d99fa28d7712119c&language=en\_US