SMS Kaiser Wilhelm II ("His Majesty's Ship Emperor William II") was the second ship of the Kaiser Friedrich III class of pre-dreadnought battleships. She was built at the Imperial Dockyard in Wilhelmshaven and launched on 14 September 1897. The ship was commissioned into the fleet as its flagship on 13 February 1900. Kaiser Wilhelm II was armed with a main battery of four 24-centimeter (9.45 in) guns in two twin turrets. She was powered by triple expansion engines that delivered a top speed of 17.5 knots (32.4 km/h; 20.1 mph).