Portable Professional Sounder Wireless Sonar Fish Finder Fishing Probe Detector Fishfinder with Dot Matrix

This wireless sonar fishfinder adopts the latest advanced sonar detection technology to display live update of the water bottom contour and scan a large area in just a few minutes. It can be used in ocean, rivers, lakes, ponds, reservoirs, etc. Features: Wide and clear dot matrix LCD display.  Depth readout ranges from 2.0~135ft and display bottom changing contour.  High / low sensitivity setting, audible alarm of fish and water depth.  150m / 500ft wireless operating range.  Wireless sensor with 90 degree beam angle.  Water temperature and battery indicator.  Rechargeable wireless sonar.  Can be used as a depth sounder.  Adjustable sonar sensitivity setting.  With simulation mode.  100% waterproof floating sensor.  3 languages for choice: English, German, Russian.  Detects both fish location and depth in both fresh and salt water.  Fish icon and live-update water bottom contour (grass, sand and rock) in the sea.  With alarm and adjustable chart speed, sensitivity level setting, dept