Portable Wireless Fish Finder FD66

* Replaceable button battery CR-2032 for transducer operation

* 4 AAA Batteries for main unit operation

* Operational range: 100 FT

* Operational wireless frequency: 433/315 MHz

* 90-degree sonar beam angle

* 125KHz Sonar Frequency

* User selectable feet or meter reading

* User selectable depth range and Zoom On/Off

* Fish Icon

* Bottom contour and Water Temperature Indicator

* Depth reading from 2.0 to 100 ft in 1/10^th precision

* Display Type: FSTN LCD V128*H64 and White LED backlight

* Simulation mode

This product could help you find out the depth; location of fish quickly!