Home | Marine Aids to Navigation | Lighthouses M44 Marine Lanterns 15 MNMax Range IP67 Sealing 24 VDCNominal Voltage Bluetooth The M44 marine lantern is composed of a single tier and has a range from 6 NM to 15 NM. The M44 is available with three types of vertical divergence: 2.5º, 5º, and 10º. Additionally, the lantern's status can be checked and it can be programmed via the Bluetooth Control application from a distance of 50 meters. Request moreinformation about M44 Marine Lanterns