This ferry is operated by the Steam Packet Company, which has an agreement to be the sole user of the port of Douglas, Isle of Man in exchange for providing guaranteed service to the island. Ben My Chree is "powered by two MaK9M32 medium speed diesel engines, each developing 5,873 bhp."
This picture was submitted by BH. He writes: "Note the grab handles for use during rough weather and auto flushing."