Includes two globes: reduced glare globe and full output globe. Two collars (lg. threaded & locking collar) fit 2-pin bases 1045, 1046, 1047, 1048, 1059 and 1060. Gold plated contacts. 2 screw positions for multiple base applications. USCG certified for use on power driven vessels under 20 meters (65.6') in length.