1. Fish finder 2. Designed for the fishing enthusiast 3. It can be used in both fresh and salt water 1. Fish finder2. Designed for the fishing enthusiast3. It can be used in both fresh and salt water1. display: TN/ANTI-UV LCD2. display size: 50L * 40W mm3. sensor coverage: 90 degrees beam angle4. depth range Max/Min: 130 feet (40meters)/2Feet (0.7meters)5. operational temperature: -4F to 158 F (- ...