1) Depth Range Max/Min: 240Feet(75meters)/2Feet(0.7meters)

2) Transducer: Small round transducer with 7.5m cable

3) Display: Big Adjustable High-contrast Dot matrix FSTN LCD 128Vx64H

4) Display size: 41Wx48H

5) Back lighting: On/off White LED

6) Sonar Coverage: 45-degree beam angle, 200KHz Sonar Frequency

7) Temperature unit: Celsius/Fahrenheit

8) Power Requirement: 4-AAA alkaline Batteries

9) Removable float

10) Battery strength indicator

11) Levels sensitivity setting

12) Clear fish icon, fish alarm

13) User selectable meter or feet readings

14) Water Temperature Indicator

15) Able to shoot through boat hull and clear ice

16) Waterproof design: Level-4 (spray-water-proof)

17) Bottom contour: Show true changing of water bottom contour

18) Memory: Built?in memory stores sonar setting when the unit is turned off

19) Operational Temperature: -4F to 158F(-20C-70C)