Portable Sonar Sensor Fish Finder

This sonar sensor fish finder is especially designed for amateur and professional fishermen to find out the location of fish and depth of water.
Features
This fish finder can be used in ocean, river or lake, etc.
Detect the location fish and the depth of water.
With fish depth scale and audible fish alarm.
Display the nature or circumstance of the water (weed, rock, or grass).
Round transducer sensor with 7.5m cable, 45degree beam angle.
Range of depth readout from 0.7m up to 100m.
Removable float.
Selectable between meters and feet readings.
Water-resistance design.
Four different methods
BOAT HULL Fix it to the boat hull
FLOATS Use a float on the cable to mount the sonar inside the water
POLE Fix it on a pole and push it into the desirable position inside the water
ON ICE Cut a hole on the ice surface and place the sonar under the water
Specifications
Display TN/ANTI-UV LCD
Backlighting Green LED
Power 4 x AAA alkaline battery(not included)
Depth range max 100M/328ft
Depth range min 0.7M/2.0ft.
Operational temperature -20℃-70℃
Size 11.5L x 6.5W x 2.5Hcm
Weight 550g
Package content 1 x Fish Finder, 1 x Round Sonar Sensor with 25ft Cable, 1 x Bolt, 1 x Wing Nut, 1 x Neck Strap, 1 x User Manual
Certification CE, FCC