Garmin GMI 20 Marine Instrument Display Hunting & Fishing The dedicated alternator input provides

The dedicated alternator input provides current limiting and one-way traffic from the alternator into the battery

The UMS108 is made to kick out deep bass under challenging conditions

Includes a sheet of 20 preprinted decals to customize to your specific application

Designed with a highly protective top-layer called ETFE (Ethylene-Tetra-Fluoro-Ethylene)

Garmin GMI 20 Marine Instrument Display Hunting & Fishing The dedicated alternator input providesGMI 20 Marine Instrument Display Perfectly Designed for Power & Sail Vessels The GMI 20 digital marine instrument display is perfectly designed for both power and sail vessels. Designed to clearly show depth, speed, wind and 100+ marine and vessel parameters, its large, bright 4" color display with extra large digits is easy to read at a distance and 170 degree viewing angle. A glass bonded finish lens prevents fogging and increases contrast. Daylight