1. Product Information
The LUCKY FF718LIC-WLA is a portable wireless fish finder designed to enhance your fishing experience by providing real-time information about water depth, temperature, fish location, and bottom contour.
Key Features:
- Display: 2.8-inch LCD with 3 color tone (Blue, Orange, Gray)
- Back lighting: On/off White LED
- Depth Capability: 147 feet (45m)
- Sonar Coverage: 90 degrees beam angle in 125Khz
- Wireless Operational Range: 328 feet (100m)
- Power: 3.7V rechargeable lithium batteries
- Wireless Sensor Battery: One replaceable CR2032 battery
- Design: Floating & Waterproof
- Operational Temperature: 14°F to 122°F (-10°C to 50°C)
- User Selectable Settings: Sensitivity, zoom, units, depth range, shallow alarm, fish icon, fish alarm, and chart speed.
- Memory: Built-in memory stores sonar settings when the fish finder is turned off.
- Auto Shut-off: Wireless Sensor automatically shuts down when out of water.
2. Safety & Warnings
Please read all instructions carefully before use. Failure to follow these instructions may result in damage to the product or personal injury.
General Safety Guidelines:
- Avoid exposing the device to extreme temperatures or moisture. This can damage the device and void the warranty.
- The device contains a battery and plastic components with sensitive electronic parts.
- Do not leave the device in an outdoor car for extended periods, as high temperatures may cause the battery to expand or explode.
- Batteries should be recycled or disposed of separately from household waste, following local environmental laws and guidelines.
- Keep the device away from children unless supervised by an adult.
- Do not use this product for purposes other than its intended use.
- Inspect the product before each use; do not use if damaged.
- Follow all installation and operation guidelines to avoid injury.
- Do not expose the device to water or moisture beyond its waterproof rating.
3. Setup
3.1 Unboxing and Initial Inspection
Upon receiving your LUCKY FF718LIC-WLA Fish Finder, carefully unbox all components and inspect them for any damage. The package should contain:
- 1 x Colored LCD Fish finder
- 1 x Wireless Sensor
- 1 x CR2032 battery (for wireless sensor)
- 1 x Charger Plug
- 1 x USB charge Cable
- 1 x Neck Strap
- 1 x Vehicle Cigar Plug Charger
- 1 x Warranty Card
- 1 x English Instruction Manual

3.2 Charging the Device
Before first use, remove all protective films from the device. Connect the provided USB cable to a certified 5V power adapter to charge the main unit. The wireless sensor uses a replaceable CR2032 battery.

3.3 Attaching the Wireless Sensor
The wireless sensor can be attached to your fishing line or rod. It features a small loop for secure attachment. Ensure the sensor is properly sealed before placing it in water.

4. Operating Instructions
4.1 Powering On/Off
Press and hold the power button on the main unit for 3 seconds to turn it on. To turn it off, repeat the same action. The wireless sensor automatically activates when placed in water and deactivates when removed.
4.2 Display Overview
The 2.8-inch LCD screen provides a clear view of various data points:

- Wired Signal: Indicates connection status.
- Water Depth: Current depth of the water.
- Water Temperature: Current water temperature.
- Battery Indicator: Shows battery level of both the main unit and the sensor.
- Fish Icon with Depth: Displays fish detected and their approximate depth.
- Bottom Contour: Visual representation of the seabed.
- Zoom Range: Upper and lower limits of the current zoom view.
- Controls: Power/Menu key, Zoom key, Mode key, Left/Right arrow keys.
4.3 Menu Navigation and Settings
Use the 'MENU' button to access settings and navigate through options. Short presses on the power button can change modes or confirm selections. The device supports multiple languages including English, German, Russian, and Japanese.

4.4 Using the Wireless Sensor
Cast the wireless sensor into the water. It will automatically activate and transmit data to the main unit. The sensor has a wireless operational range of up to 100m (328 feet) and a depth capability of 45m (147 feet).

4.5 Fish Alarm and Fish Light
The device features a fish alarm that will notify you when fish are detected. The wireless sensor also includes a fish light feature which can attract more fish.


4.6 Sonar Details
The sonar operates at 125KHz with a 90-degree beam angle, providing detailed information about the underwater environment.

4.7 Video Demonstration
Watch this video for a practical demonstration of unboxing and using the fish finder in a real fishing environment.
5. Maintenance
5.1 Cleaning
After each use, especially in saltwater, rinse the wireless sensor and the main unit with fresh water. Wipe both devices dry with a soft cloth. Do not use abrasive cleaners or solvents.
5.2 Battery Care
- The main unit uses a 3.7V rechargeable lithium battery, offering 6-8 hours of working time on a full charge.
- The wireless sensor uses a replaceable CR2032 battery.
- Ensure both devices are fully charged before extended use.
- Avoid overcharging or completely draining the batteries to prolong their lifespan.
5.3 Storage
When not in use, turn off the main unit and store both the fish finder and the wireless sensor in a dry, cool place, away from direct sunlight and extreme temperatures. Keep out of reach of children.
6. Troubleshooting
If you encounter any issues with your fish finder, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
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