1. Depth range: 0.6-36m
2. Sonar frequency: 125KHz
3. Radio frequency: 2.4GHz
4. Sonar beam angle: 45 Degrees
5. Wireless operating range: 100m
6. 2 modes: sonar graphic mode and stationary float mode
7. 10 levels of sensitivity
8. 11 levels white LED backlight
9. Can set fish alarm, depth alarm, contrast, chart speed (10 grades), fish display, unit (depth: meter / feet, temperature: Celsius / Fahrenheit)
10. Water bottom contours and structure are showed in the middle as well as water depth, fish size, and location, etc
11. Operating temperature: -10 to 70 Degrees Celsius