The M840 is a premium and full featured standalone component lantern for ranges up to 7 NM. It can be used both in fixed and floating installations. The lantern is powered via external 12 or 24 VDC source. With low power consumption the M840 is well suited for off-grid installations. Programming can be done with IR programmer or with Sabik Bluetooth Control from up to 50 meters away. The Lantern supports satellite remote monitoring and GPS Synchronization. Well tested and field proven design requires no regular maintenance except for external cleaning and has 10+ years design life in harsh marine environment.