Patent ID: 7175490

Claim:
A boat indicator for a boat which can switch a running mode of an engine between a low-speed trolling mode and a higher-speed normal mode, the boat indicator comprising: an engine speed indicating section that indicates the engine speed of the engine, the engine speed indicating section adapted to switch display modes in accordance with the running mode of the engine, the display modes comprising: a normal mode display, which is enabled when the running mode of the engine is switched to the normal mode, the normal mode display indicating the engine speed at a first resolution in a first range of engine speeds; and a trolling mode display, which is enabled when the running mode of the engine is switched to the trolling mode, the normal mode display indicating the engine speed at a second resolution in second range of engine speeds, the second range of engine speeds smaller than the first range of engine speeds, the second resolution being more precise than the first resolution; and an engine condition indicating section located next to the engine speed indicating section, the engine condition indicating section adapted to switch display modes in accordance with the running mode of the engine, engine condition indicating section including: a normal mode display enabled when the running mode of the engine is switched to the normal mode, the normal mode display of the engine condition indicating section indicating at least a cooling water temperature and a residual battery capacity; and a trolling mode display enabled when the running mode of the engine is switched to the trolling mode, the trolling mode display of the engine condition indicating section comprising: a first display portion that indicates that the trolling mode is currently selected; and a second display portion that indicates a preset trolling engine speed.