LUCKY Sonar Handheld Fish Finder Wireless Transducer Handheld Fish Finders Boat Kayak LCD Depth Finder Portable Display Sensor

1) Display: 2.2 inch high-contrast Dot matrix FSTN LCD 2)Back lighting: On/off White LED 3) Depth Capability: 147feet(45m) 4) Wireless Sonar: 90 degrees beam angle in 125Khz 5) Wireless Signal Range: 120m 6) Wireless Sensor Power Requirement: one CR2032 lithium battery 7) Waterproof design: level-4 (spray-water-proof) 8) Water depth,water temperature, fish location, bottom contour can be constantly obtained from the water 9) User selectable sensitivity,zoom,units, depth range,shallow alarm,fish icon,fish alarm,and chart speed setting 10) Built in memory stores sonar setting when the fish finder is turned off 11) Wireless Sensor could shut down when it is out of the water 12) monitor battery: 4* AAA batteries (not included)13) Operational Temperature: 14°F to 122°F(-10°C to 50°C)'