PRODUCT SPECIFICATION:
Display:2.4inch TFT color LCD, pixels:240Vx960H
Back lighting: On/off White LED
Depth Capability: 147feet(45m)
Sonar Coverage: 90 degrees beam angle in 125Khz
Power: 3.7V rechargeable lithium batteries
Waterproof design: level-4(spray-water-proof)
Water depth,water temperature, fish location, bottom contour can be constantly obtained from the water
User selectable sensitivityzoom,units,depth range,shallow alarm,fish icon,fish alarm,and chart speed setting
Built in memory stores sonar setting when the fish finder is turned off
Operational Temperature: 14degF to 122degF(-10degC-50degC)

Features:
Wireless, no more long & heavy cable for transducer.
Rechargeable, the host includes 3.7V rechargeable lithium batteries.
2.4inch TFT color LCD, pixels: 240V * 960H.
Sensitivity, zoom, units, depth range, shallow alarm, language, brightness, fish icon, fish alarm and chart speed settings.
English / Russian two language options.
10-level sensitivity settings available, higher-degree sensitivity can help you get more accurate chances to detect the fish.
Built in memory stores sonar setting when the fish finder is turned off.
Screen contrast setting to ensure good display color in different environment or observation angle.
No need to drill hole in your boat or kayak hull to install the sensor anymore. Small hole on the wireless sensor allow you to tether with your fishing line and cast it onto water as far as you want.
60m / 200ft wireless operating range, 45m / 145ft depth capability.
90 degrees beam angle in 125KHz (Wireless).
Display underwater contour and water temperature.
With fish depth scale and audible fish alarm.
Small, medium, or big sized fish icon displays on the screen when fish is detected.
Simulation mode helps you to learn how to operate the unit before fishing.
Compact and lightweight design, easily fit in your pocket.

Specification: 

Display
Display: TFT color LCD, pixels: 240V x 960H
Display Contrast: 1-10 level
Backlight: White LED
Language: English / Russian
Power: 3.7V rechargeable lithium batteries (included)
Power Source: DC 10-18V
Weight: 148g / 5.22oz
Size: 135 * 70mm / 5.3 * 2.8in

Sonar 
Depth Capability: 0.7-45m / 2-145ft 
Wireless Operating Range: 60m / 200ft 
Sonar Coverage: 90 degrees beam angle in 125Khz 
Power: 1 * 3.7V Lithium battery (included)
Size: 80 * 60mm / 3.1 * 2.4in
Weight: 70g / 2.45oz

Packing list:

Wireless Remote Sonar Sensor *1
Handheld Wireless Receiving Host *1
USB Charging Cable*1
USB AC Adapter Charger*1
Vehicle Charger *1
Neck Strap*1
Replaceable Sonar Senor Cap*1
Manual (English and Russian)*1

Product Image: