Phiradar Dot Matrix Portable Fish Finder FD06A/B:
 1. Simulation mode
 2. Display Window Size: 42 x 48 mm
 3. Display Type: FSTN LCD V128 X H64 and White LED backlight
 4. Depth readings from 2.0 to 240ft in 1/10th precision
 5. Display target depth reading above each fish symbol
 6. Can use in Fresh / Salt water environment
 7. Detecting Big / Small Fish by adjusting Sensitivity
 8. Bottom contour and Water Temperature Indicator
 9. IPX4 Water Resistant Design
 10. Battery strength indicator
 11. Fish Icon
 12. 5 levels sensitivity setting
 13. User selectable feet or meter readings
 14. Audible fish and depth alarm (3~99ft)
 15. User selectable depth range and Zoom On/Off
 16. 200 KHz Sonar Frequency
 17. 45-degree transducer beam angle
 18. Built-in sensor in transducer
 19. Transducer(Selectable)
 A: Side Hull Transform Mount or Float (25ft cable)
 B: Free Scan Transducer and can be used on ice (6.5ft cable)
 20. 4 “AAA” Batteries