Autohelm Personal (fluxgate) Tracking Compass manufactured by Nautech in England, measures 2-1/4" x 5-7/8", and comes with holder with unused self-adhesive pads on the back. Stores up to 9 bearings plus stopwatch function and countdown timer. Illuminates at night. Includes instructions and original box with Styrofoam cradle and uses readily available CR2025 battery--included.  Gun sights for targeting built in to case. This item is about 20 years old and was used a few times back then for sighting sailboat racing buoys. It has been carefully stored since then.

 Features:

Take bearings and can store up to 9 bearings
Compass Mode
Stop watch Mode
Race Start Mode
Includes:
Original box (some wear and tear)
Compass& timer
Instructions & registration form

Detail Use: This is a waterproof handheld compass. The device is easy to operate and gives instant and accurate digital readings. This a compass is for taking navigational bearings. Point it at what you want to take a bearing of, press the button and it's held in memory. If you take a few bearings you can step through them and plot them on a chart.