Water Depth Fish Finders Waterproof Portable Fishing Fish Finder Display Handheld Ice Fishing Finder Sonar Sensor Transducer for Boat Kayak Sea Fishing

Water-Resistant: The portable fish finder is built to endure rain and splashes. If it falls into a river or lake, it will float on the surface. After use, simply place the unit in open air to avoid condensation inside the display from temperature changes.
Water Depth & Fish Location: Easily check water depth when the sonar transducer is fully submerged. Secure the transducer to your boat or kayak hull to map depth distribution while moving, aiding in finding ideal fishing spots. The display also indicates approximate fish location and size.
Reliable Sonar Transducer: The sonar transducer performs dependably in both freshwater and saltwater. It has a 45° beam angle at 200Khz, supporting depth detection up to 328ft/100m. The transducer comes with a 25ft/ 7.62 m extension cable and an anti-fish bite plastic float. The device is USB rechargeable via a built-in lithium battery.
Data Display: The fish finder shows water depth and temperature at the top left. Measurement units can be switched between FT/M and /. Besides depth and fish location, you can choose a specific underwater area to monitor fish size and position. It is suitable for various fishing applications including ice fishing, kayak fishing, and boat fishing. After a full charge, it operates continuously for 5~6 hours. With battery save mode on, runtime can extend beyond 10 hours