Davis Mark 3 Marine Sextant [011] Brand_RAM Mounting Systems No-Drill Laptop Base for the

No-Drill Laptop Base for the Ford F-150 & Lincoln Mark LT

Autopilot remote control via any networked display

2MHz HyperVision DownVision and SideVision frequencies offer the utmost clarity and lifelike sonar imaging

Configure custom safety or alarm zones and be alerted to new radar contacts entering the zone

The power save feature lets you draw more or less power based on the performance you need

Davis Mark 3 Marine Sextant [011] Brand_RAM Mounting Systems No-Drill Laptop Base for theMark 3 Marine Sextant Sometimes referred to as a "lifeboat" sextant, the Mark 3 is an inexpensive training sextant. Yet this model has taken sailors around the world, too! It is full sized and has sunshades, but no optical magnification to help you find dim celestial bodies. Comes with instruction booklet. Owner's Manual (pdf)