Perko 0342RS4CLR 61 watt Medkum Pre Focus Bulb SUMMER_BOAT_HOOKS_OARS_AND_PADDLES The device is preloaded with The device is preloaded with Garmin Navionics+ coastal charts and inland mapping that feature Auto Guidance+ technology (Auto Guidance+ is for planning purposes only and does not replace safe navigation operations) for helping you get where you need to go 225 HP 25" & 30" 1993 1997 Prefocus bulbs have bases which ensure that the bulb filament or LED light source is in a specific orientation with respect to the light fixture's lens when seated in the socket as well as white all round lights on vessels over 20m