EFerry ELLEN, probably the world's largest electric ferry, driven only by battery power. The reach is enough to serve the route Fynshav (on the Danish island of Als) to Søby on the island of AEroe as complete round trip. The batteries are charged at the port of Søby.
Spotted at arrival at Fynshav.

Lenght: 59,50 m Width: 12,80 m
Capacity, car deck: 31 cars.
Capacity, salon deck: 147 persons.
Speed: 14 knots Crossing time: 60 minutes.
Power: 1500 KW. Main engines: 2 pcs. of 750 KW.
Shipyard: Søby Shipyard
In service from: 15. August 2019

For more information see http://e-ferryproject.eu/ or https://www.el-færgeprojekt.dk/galleri (in Danish only).