During the Hannover Messe, in april 2017, Merkel and the polish prime ministerBeata Szydlo, visited the innovative fuel cell Ursus bus with the HyMove/Nedstack system. With a range extender from HyMove, containing stacks from Nedstack,  in the form of a fuel cell, the Ursus bus generates electricity from the rapidly rechargeable fuel while on the move. The City Smile electric bus from Ursus is twelve meters long, with a seating capacity of 29 and a standing capacity of 47. It has a maximum output of 364 kW, a top speed of 85 km/h and a fuel consumption of around 6.8 kilograms of hydrogen per 100 kilometers.