S1 Visual HD Phone Wireless Sonar Ultrasonic Fish Finder

1. Display: smartphone, tablet or other smart device display
2. Bluetooth receiving distance: 80m
3. Use time: 3-5h
4. 100-level sensitivity setting, depth range automatic and manual selection
5. Automatic scaling and quick manual scaling
6. Customizable measurement unit meters or feet
7. Detection depth range: 0.6-40m
8. Accuracy: 0.1m
9. Frequency: 125KHz sonar frequency
10. Detection angle: 90 degrees
11. Built-in water temperature sensor, can display water temperature
12. Working temperature: -20 degrees to 70 degrees
13. Using high-precision sonar probes, real sonar images can be realized
14. The sonar emits a continuous frequency stream, ranging from low to high, to clearly see schools of fish.
15. Accurate detection of fish size, water depth, water temperature, and river bed information
16. Suitable for any scene, compact and portable