Product: Venterior Portable Rechargeable Fish Finder Wireless Sonar Sensor Fishfinder Depth Locator with Fish Size, Water Temperature, Bottom Contour, Color LCD Display
Brand: Venterior
Color: Black
This is a castable and rechargeable fish finder with clear color screen for avid fisherman. It is suitable for trolling from a kayak or boat, casting from the shore or using for ice fishing. You will be able to learn the depth, temperature and bottom contour of water that don't have topographical maps, and find where the fish are in the water. Feature: 
 1. The handhold units and the sonar sensor both are rechargeable 
 2. Easy to use: tether the sensor with fishing line (not included) and cast it onto water. 
 3. 20-level Sensitivity (high detection accuracy) 
 4. 10-level backlight brightness. 
 5. Two Background Mode: White and Black Specification: 
 1. Display 
Display Size: 2.6inches 
 2. Sonar 
Depth Range: 2.6-131FT/0.8-40M 
Sonar Beam Angle: 90 degree 
 Operational Temperature: 14°F to 122°F(-10°C to 50°C) 
 3. Power Supply: 
Display Unit: Built in Polymer battery 3.7V 
Sensor: Built in Polymer battery 3.7V
 Battery Life of Display:
 If backlight set to be 10%, the battery life will last about 6 hours ( fully charged );
 If backlight set to be 100%, the battery life will only last about 3 hours( fully charged ).
 Battery Life of Sensor:6-8 hours ( fully charged ).  Package includes: 
1. Handheld display 
2. Sonar sensor 
3. User Manual 
4. USB charging cables for handheld display 
5. USB charging cables for sonar sensor 
6. Neck strap Attention/Tips: 
1. Its reading might be interfered by other high power sonar fish finder close to your fish finder. 
 2. Please prevent the sensor from crashing into rocks or other hard items.
 3. Strong waves, suspended matter and muddy water, might affect its performance. 
4. Oil, dirt would adhere to the surface of the sensor and will affect the sonar sensor's performance. Please make sure the surface of the sensor is clean.
Castable: No more long & heavy cable for transducer. Clear Color Screen: it comes with clear color TFT LCD display (2 screen background colors selectable - black and white), which enables you to read the screen in bright sunlight or at night. It applies to lake, river, sea and other fishing environment. Suitable for trolling from a kayak or boat, casting from the shore or using for ice fishing.
It detects and displays water depth, water temperature, fish size (small/medium/big), fish depth, and bottom contour. It has Work and Simulation Mode. Measure units of depth and temperature can be converted. Sonar Beam Angle: 90 degree. Depth Range: 2.6-131FT/0.8-40M. Maximum Distance between the sensor and the screen: 262FT/80M.
No need to drill hole in your boat hull to install the sensor any more. Two small holes on the sensor allow you to tether with your fishing line and cast it onto water as far as you want.
Note: 1. Press and hold 3 seconds to turn on the display. 2. The sensor will turn on automatically when cast into water. 3. When the sensor is off, its battery Indicator on the display is incorerct. Red indicator light on the sensor will turn off when it is fully charged. If you would like to check the sensor's battery status from the display, please put the sensor in water. It will turn on when it floats on water. The sensor's battery Indicator on the display will then display correctly.
Warranty and Brand Support: The Venterior Portable Fish Finder is covered by a 2-year Warranty. Any issue of the fish finder after purchase, please don't hesitate to contact our brand support (warranty card comes with product in package), we will response within 24 hours every day online.

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