AG421 Fish Finder Sonar AG421 Fish Finder Sonar Product features: FishFinder allows you to locate the fish and how deep they are feeding the fish. Additionally, it recognizes the type of the bottom, detects seaweed and stones on the bottom. The sonar can be successfully used on all lakes, rivers, seas and during ice fishing. A very large range of the probe - up to 100m allows you to monitor large areas in search of fish, the presence of which is signaled graphically and with a sound signal. Very energy-saving device - it is possible to use the sonar for a long time without having to replace the battery. Specification: Range: 0.6 m to 100 m Resolution: 128/64 pics Frequency: 125kHz Sensitivity degree: 5 Viewing angle: 45 degrees Working temperature: from - 20 to + 70 degrees Celsius Power supply: 4 x AAA batteries Dimensions: 120 x 65 x 30 mm Weight: 173 g Work on ice, Working from the boat, Shows the shape of the bottom, Detects seaweed, rocks, sand Flowing fish icon and the depth they are at Illuminated display Energy saving mode Alarm sound when detecting fish Battery status indicator Changing the reading sensitivity The float can be replaced Included: Echosonda / Sonar Fish Finder Sonar with 7.5 m cable Neck strap User manual Everything is packed in a colorful, aesthetic box