Artificial Horizon - SKU 144 Air-Dryr but no optical magnification to

but no optical magnification to help you find dim celestial bodies

You can place an Air-Dryr in a way that is barely noticeable

AnchorSnubbers also keep your anchor chain from transmitting loud sounds and vibrations when anchored over rock

The sensor collects UV light and converts it to an electrical signal

the LCD color display and online network tools make the Wireless Vantage Pro2 Plus Weather Station and Davis Vantage Pro2 Plus ideal for accurate monitoring

Artificial Horizon - SKU 144 Air-Dryr but no optical magnification toAnswers the need of every sextant user who cannot depend on a natural sea horizon. Use for backyard practice, finding exact position when inland, and making exact sextant shot on foggy mornings. To use, fill with water and read the angle of the reflected sun with your sextant. Half your sextant reading is the suns angle above the true horizon. Windproof and corrosion resistant, the reflecting surface is completely enclosed. Comes with two sun shades,