Scalevo

Built by a team of 10 students the @scalevo climbs stairs using two rubber tracks mounted on the bottom of the chair. Awesome.

Very interesting idea, but I personally prefer more sophisticated models, which have more functionality and comfort. You can find such models here https://www.scootersnchairs.com. The biggest and most reliable source if you need a wheelchair

Very Helpful Article. https://scooterstudy.com/ . Best Folding Mobility Scooter In 2021.