Portable 100M Blue tooth Wireless Echo Sounder Sonar Fish Finder for Fishing Boat

Name: Wireless Sonar Fish Detector

Size: 68*68*50cm

2 Depth: 0.6-36M (2.5-120FT)

3 Bluetooth Distance: 30 m

4 sonar frequency: 125KHZ

5 Energy Life: 10H

6 working temperature: -10-60 degrees

7 radiation angle: 90 degrees