Garmin GPS 73

Amazon.com Price: $145.97 (as of 04/02/2023 04:30 PST- Details)

SAILASSIST – Includes several sailing features such as virtual starting line, countdown timers, speed history and tack assist
LONG BATTERY LIFE – The handheld can operate for 18+ hours on 2 AA batteries
MARINE FEATURES – Offers marine features such as MOB, marine alarms (off course, anchor drag, etc.), route planning and navigation