GPS 73 is NMEA 0183 compliant

monitor bilge pump operation

Allow up to 18 days without needing to connect to a power source

high adjustable collar and hood with good visibility and Solas reflectors

The 25-watt VHF 315i marine radio with DSC class D is a modular communication solution

Garmin GNX 20 gpsmap GPS 73 is NMEA 0183Marine instrument with standard 4 LCD Large, easily readable black digits and graphs on a white or colored background provide high contrast and high visibility; choose from seven different lighting colors "Glass bonded" display with anti glare lens prevents fogging Fully configurable user profiles for sailing or motoring that display desired data Low power consumption (25 mA) of 350 mW (no backlight) 400 mW (medium backlight) Five different display