LUCKY Portable Fish Finder,Smart Handheld Depth Finder with Sonar Sensor,Wired and Wireless Fishing Finder for Ice Fishing Sea Fishing Kayak Fishing Boat Fishing,Waterproof,Black

1)Display: 2.8 inch
LCD with 3 color tone: Blue, Orange, and Gray, pixel.
Back lighting: On/off White LED s: 240Vx320H
2)Depth Capability: Cable 328feet (100m); Wireless 147feet (45m).
Sonar Coverage: 45 degrees beam angle in 200Khz (Cable) / 90 degrees beam angle in 125Khz (Wireless). Wireless operational
Range: 328feet (100m)
3)Power: 3.7V rechargeable lithium battery.
Wireless Sensor battery reauirement: one replaceable CR2032 battery
4)Applications Functions: Water depth, water temperature, fish location, bottom contour can be constantly obtained from the water
5)User selectable sensitivity, zoom, units, depth range, shallow alarm, fish icon, fish alarm, and chart speed setting
6)Built in memory stores sonar setting when the fish finder is turned off
7)Wireless Sensor could shut down when it is out of the water