1. Material: plastic
2. Display mode: dot matrix LCD
3. Display size: 2.6 inches
4. Display points: 240x320
5. Display contrast: 10-100%
6. Backlight: highlight LED backlight
7. Depth range: 0.6-50 meters
8. Wireless working range: 180 meters (MAX)
9. Sonar frequency: 120KHZ
10. Sonar beam angle: 105 degrees
11. Radio frequency: 433 MHz
12. Working temperature: -20 ~70 degrees Celsius
13. Host: Lithium battery 3.7V
14. Sensor: polymer battery 3.7V
15. Lithium battery capacity: 300 mA
16. Color high-definition screen, visible in the sun
17. Dimensions 120x68x20 mm
18. Weight: 460 grams