Wireless Fish Finder FC60X

Features:

1) 0~100% Adjustable Sensitivity Setting: . 
2) 0~100%Adjustable Display Contrast
3) Multi Levels Depth Range
4) "Freeze" Screen At Any Time
5) Switchable Fish Identification mode
6) Depth Units: Meters/Feet. 
7) Temperature Units: Celsius/Fahrenheit 
8) Fresh / Salt Water Environment
9) True Changing Water Bottom Graph. 
10) Big / Small Fish Identification

Specifications:

Display
Display Size: 3.0" FSTN LCD
Display Resolution: 128 x 64 Pixels
Display Contrast: 0~100% adjustable range
Backlight: On / Auto
Visible under strong sunlight
Langeuate: English / German / French / Russian

Sonar & Radio
Depth Capability: 1~100ft / 0.3~30m
Wireless Operating Range: 130ft / 40m
Sonar Frequency: 115KHZ
Sonar Beam Angle: 80deg @-10db
Radio Frequency: 433.9 MHz
Sonar Alarms: Fish / Shallow

Technical and casing
Built-in memory stores sonar settings when the unit is turned off.
Sensor could shut down when the Sonar Sensor is out of water.
Units: Meter / feet, Celsius / Fahrenheit
Unit Dimensions: 138mm x 69mm x 32mm. 
Operational Temperature: From -10C to 50C (14 Fto122 F)
IPX7 Level Waterproof Casing Design

Power
Power Supply: 4 x AAA  Alkaline Batteries
FREECAST Sensor Battery Life: 550 hours of in-the-water usage
Handheld Battery Life: 45 Hours Continuous Use
Handheld power off automatically in 10s without any using