10 Best Castable Fish Finder of December 2025

• 【Fishes and Contour Readout】The fish finder portable detects and displays water depth, approximate fish location, fish size, short & tall weeds, sand & rocks on bottom.
• 【Suitable for Various Fishing Ways】It can be used for off shore fishing, kayak fishing, ice fishing, lake fishing, sea fishing , river fishing, and so on. It will be one of your best fishing accessories.
• 【Depth Readout】 The fish finder portable detector range is in a 45°cone underwater. The detection of depth range is from 3ft(1m) to 328ft (100m) below fishing sonar transducer. The fishing sonar sensor is with 25 ft cable and removable transducer float. Water depth shows by meters/feet.
• 【Powerful Functions】5 modes sensitivity options; battery save mode; backlight mode; fish alarm; unit of measure. Normally fishing depth finder supports 4-5 hours continuous working with brand new batteries. Open battery save mode can be working even longer.
• 【Package Included】1. Fish Finder Display 2. Sonar Sensor (Transducer) with 25ft cable 3. Removable Transducer Float with Rubber Stopper 4.Transducer Side-Scan Adapter 5. Stainless Bolt and Wing Nut 6.Neck Strap 7.Operation Manual.

RICANK

• Patented sonar fish identifier technology
• LED beacon
• Rechargeable battery and charge status indicator light
• 10+ hrs battery life.Syncs with iOS (Apple) 10.0 and later operating systems and Android 4.3 or later that use Bluetooth Smart (4.0)
• Accurate sonar readings down to a depth of 135'
• 2 Snap swivel connections for use as bobber or as remote fish finder
• Free app on iOS and Android
• Bluetooth Smart sync up to a distance of 100' for best battery life on the market
• Choose between raw sonar or fish tagging views
• Depth-tagged fish icons color coded by size
• Waterbed and structure contour mapping
• GPS spot tagging with interactive map
• Trip Log with date, time, location, water temp, conditions, type of fishing, lure, number and species of fish caught
• Lunar calendar and weather (temp, rain, wind, barometer)
• Fish & strike alarms
• Optional social media share features
• Trip and spot logging, weather, and lunar calendar app functions available w/o iBobber hardware
• Compatible with Google Watch and iWatch
• Refer to the manual below under the product description for more product use information, installation instructions and troubleshooting steps.

ReelSonar

• HIGHEST SPEC CASTABLE SONAR: casts further, scans deeper, more features than any other. Syncs with iOS/Android devices. Use for shore, boat, ice fishing
• INBUILT GPS: enables you to create bathymetric maps from the shore, Enjoy free access to Lake book, Deeper' s bathymetric management platform where you can save, review and analyze all of your maps on any device from the comfort of home
• ROCK SOLID CONNECTIVITY: Syncs to phone/tablet using WiFi (like a hotspot). NO INTERNET IS NEEDED. Turn OFF Cellular data for uninterrupted connection
• INCREDIBLE DATA: Scans down 260ft, 0.5" target separation, dual beam (broad/narrow), 15 scans per sec. Map depth, find structure, vegetation and fish
• BOAT FISHING: Install in secs, no cables or batteries, smooth trolling. ICE FISHING: 3.5oz, no cables, flasher display + zoom, 0.5" target separation

Deeper

• Versatile, wireless, cast able fish finder for avid anglers, with an emphasis on kayak and ice fishing
• Find fish and hot-spots faster, See fish location, their size and suspended depth as well as underwater structure, vegetation, bottom contour and hardness, Know water depth and temperature
• Casts up to 330ft and scans down to 260ft, It operates with dual beam sonar frequency, 55° wide beam (90kHz) and 15° narrow beam (290kHz)
• Create bathymetric maps when trolling from a kayak (or small boat) or while hole hopping when ice fishing, Enjoy free access to Lake book, Deeper' s bathymetric management platform where you can save, review and analyze all of your maps on any device

Deeper

• THE ONLY CASTABLE FISH FINDER CHIRP: The three beam frequencies, crisp clarity and extreme accuracy makes it ideal for quickly locating target species holding spots, pinpointing predator fish and fishing in extreme depths.
• HIGHEST SPECS: Casts out to 330ft with solid connectivity. Accurate scanning in water from 6in to 330ft deep. Precise 0. 4in target separation. Compatible with iOS and Android devices. It generates its own Wi-Fi signal to connect to your smartphone.
• FAST CHARGE: Charge battery of this kayak fish finder / ice fishing fish finder / fish detector device / mobile fish finder portable to 80% in 45 minutes and 100% in just 75 minutes.
• COOL FISHING GIFT: CHIRP Deeper fish finders and depth finders are cool fishing gadgets and best fishing accessories for men and women. This fishing equipment will satisfy keen fishermen and are perfect fishing presents and gifts for fisherman.
• CREATE YOUR OWN BATHYMETRIC MAPS: Create bathymetric maps from the boat, canoe, kayak. Access all your scans, maps, points of interests, photos and notes on Lakebook, your personal fishing journal.
• FISH DEEPER APP: Plan your fishing trip and map the waters you fish to maximize your catch rate: know when and where to fish, measure the depth, locate targets and adjust a number of settings whichever way you want.
• EXTENDED 5 YEARS manufacturer's for Deeper CHIRP Fish Finder. Now you can have a peace of mind and simply enjoy great fishing experience knowing that your fish finder will last long time.

Deeper

• ★The portable fish finder, with 2.4inch TFT color LCD screen, can detect and display underwater contour, water depth, water temperature and fish size with depth. It has two user modes: WIRELESS/SIMULATION. You can try all functions in simulation mode and go fishing in wireless mode.
• ★The wireless sonar transducer, with fish attractive lamp, makes it easier to detect fishes. It has a transparent replacement cover, so you can see where the sensor is even in the dark.
• ★The wireless fish finder supports 196FT(60m) wireless operating range(There is an antenna on the left top of the hand held, please pull it out), 147FT(45m) depth detection. You can go fishing in different ways with it, such as ice fishing, river fishing, sea fishing, fishing off the shore, kayak fishing or fishing in the night.
• ★Various features settings: detect sensitivity, screen brightness, depth range, zoom, depth alarm, fish alarm, fish icon, units alter and language choose.
• ★Both of the wireless fish finder and the sonar are rechargeable. Come with a USB cable for charging. The hand held can last 4 hours with full charge and the sonar sensor can last 10 hours with full charge.

LUCKY

• Show Water depth,water temperature, fish location, bottom contour constantly obtained from the water
• Depth Capability:147feet(45m)
• Sonar Coverage: 90 degrees beam angle in 125Khz
• Display: 2.4 inch TFT color LCD
• note: Simulation mode helps you understand the fuction of device simply better and it shows fish on the handheld device even if the transducer is not in the water.Don't test the fishfinder in swimming pool,bathtub, bucket, fish tank, sink etc."No signal" or "not charge", please contact our customer service.

LUCKY

• ◆ Fishes and bottom contour readout: LUCKY fish finder portable detects and displays water depth, approximate fish location, short & tall weeds, sand & rocks on bottom. Fish finder portable design gives you another option to hang it around neck.
• ◆ The kayak fish finder suits for variety fishes fishing environments: It can be used for off shore fishing, kayak fishing, ice fishing, lake fishing, sea fishing and so on. You can also use handheld fish finder on the moving kayak with speed below 5mph.
• ◆Depth readout: The fish finder portable detector range is in a 45°cone underwater. The detection of depth range is from 3ft(1m) to 328ft (100m) below fishing sonar transducer. The water depth can be shown either in feet or meter. The fishing sonar sensor is with 25 ft cable and removable transducer float.
• ◆ Small portable fish finder with powerful functions: 5 modes sensitivity options; battery save mode; backlight mode; fish and fish school alarm. Normally fishing depth finder supports 4-5 hours continuous working with brand new batteries. Open battery save mode can be working even longer.
• ◆ Warranty Policy: We offer 12 months warranty for LUCKY fish finder portable. It will be one of your best fishing kayak accessories. Any questions before or after purchase, please feel free to contact us via Amazon message (response within 24 hours every day online).

LUCKY

• 【Wireless and Portable】 The wireless fish finder has maximum 120m(394ft) operating range. The handheld sonar fish finder is portable for fishing.
• 【2.2 inch LCD display】 Wide and clear display can show you Water Depth, Water Temperature, Battery Strength, Sensitivity, Zoom Range, Bottom Contour, Fish Icon with Depth. LED backlight design allows you to read clearly at night.
• 【90º Detect Angle】 This fish finder supports 90º sonar detect angle with depth detection range from 2.3ft( 0.7m)to 147ft(45m).
• 【Wide Use in Fishing】Two small holes on the sonar sensor portable allow you to tether with your fishing line and cast it into water as far as you want. Suitable for shore fishing, kayak fishing, ice fishing, sea fishing, boat fishing, etc.
• 【4xAAA Batteries needed】4xAAA batteries are needed when you use the wireless fish finder. Warm tip: the batteries are not included in the package.

LUCKY

• * Portable, cartable wireless fish finder for family trips, fishing with friends or casual anglers.
• Utilizes smart technology with Wi-Fi connectivity. No mobile data or internet required. The START generates its own Wi-Fi signal, anytime, anywhere.
• Casts out to 165 ft. and scans down to 165 ft. with 40° sonar beam for accuracy and coverage. Every scan automatically saved with time and location.
• Automatic night fishing mode, lightweight for comfortable casting, sleek design for easy reeling, 6-hour battery life with 2. 5 hour recharge. Compatible with Android and iOS devices.
• Easy-to-use Deeper App displays fish location, depth and size, water bottom contour and vegetation. Download the app for free. Deeper App has over 2 million downloads to date and is updated monthly.

Deeper