Video by ScooterLab.UK via YouTube
Source
Silence electric scooters have a clever integrated trolley system for their battery. It makes life easier if you live in a flat, or need to take a battery in to charge it.
It can also be charged on the bike as well. Read all about it here: https://scooterlab.uk/electric-silence-uk-s01-s02-long-range-road-test/