Davis Mark 3 Marine Sextant [011] Communication | Cellular Amplifiers The maximum charger current offered

The maximum charger current offered by echocharge is limited to 15 amps

Docking alarm warns skipper when anchor is close to docking

For infants less than 30 pounds

(4) 15A Single Pole Circuit Breaker

Mounting Depth - 1" (25mm)

Davis Mark 3 Marine Sextant [011] Communication | Cellular Amplifiers The maximum charger current offeredMark 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)