Portable Sonar Alarm Fish Finder with Sonar Transducer and LCD Display, for Kayak Fishing Boat Fishing Ice Fishing

Useful for FishingShows you what is in the water: water depth, approximate fish location (suits for all sorts of fish), fish size (small/medium/big), short & tall weeds, sand & rocks on bottom. Suitable for fishing from a kayak, off the dock, and ice fishing. It can be used in fresh water as well as salt/sea water. Accurate Depth ReadingThe fish finder uses sonar to detect water depth and fish location. Sonar Frequency is 200 kHZ. Detectable area is 45 degrees beam angle under the sonar transducer. Detectable depth range is from 2ft/ 0.6 m to 328ft/100m below the sonar transducer. Portable and ConvenientVery portable that you can take it anywhere. It comes with a neck strap that allows you to wear it around your neck when you are busy on the kayak. And you can easily store the fish finder in your tackle box. DurableThe fishfinder is powered by 4 AAA batteries. It lasts 4-5 hours with new batteries in continuous use. Easy to UseToss the transducer into water and turn on the display unit, it will show you the water depth and approximate fish depth if fish schools passing by.

It has 5 user selectable sensitivity; battery save mode; backlight mode; fish alarm; unit of measure. Setting can be saved when turned off