Accurate Detection: Wireless fish finder can detect and display the water depth, water temperature, fish size, fish depth and bottom contour. They also feature fish alarm, water depth alarm and sonar background switch functions. 105° sonar beam angle, depth range: 2.6-164 ft/0.8-50 m, transducer to screen distance: 656 ft/200 m.

Easy to Use: Kayak depth finder, no more carrying long, heavy cables. Fish finder bobber has a compact structure and is lightweight. The fishing line can be tied to the small hole in the transducer and easily cast to the surface. The host comes with a mounting bracket and lanyard for use on the boat or hanging around the neck. The English instructions are clear, easy to understand and use.

TFT LCD Sunlight Screen: Castable depth finder is equipped with a 3.5-inch TFT LCD display and 3 backlight adjustment modes of black, blue, and white, so you can see screen information clearly even in bright sunlight.

Widely Used: Fish depth finder is suitable for kayak fishing, shore fishing, sea fishing, ice fishing and other scenarios. Depending on the fishing environment, fish finder allows adjustment of the sonar sensor's sensitivity, depth range, noise filter and other settings for an optimized fishing experience.

Extended Endurance: Portable rechargeable fish finder, host power: 5V/12V, wireless probe: 5V, 2 hours charging, 8 hours working. Please ensure to use the correct power adapter, when fully charged, the charging indicator will turn off. If the probe battery indicator on the main unit's LCD shows empty, this means the probe will stop working and requires recharging.