Portable and compact design: This depth finder is portable with a compact size that makes it easy to carry during fishing trips. Efficient detection: Quickly determine whether fish are present in the area and identify their location, quantity, and depth, making it a practical tool for anglers. Core features: The sonar depth finder has a depth detection range up to 100 meters. The highlight display provides clear visibility, and it is equipped with and low sensitivity settings, plus a position depth scale for precise readings. Wide applications: This handheld device is suitable for use on boats, kayaks, lakes, ice, and sea fishing. Use scenarios: On a bass boat, scan structure and dropoffs to locate schools and determine the depth where fish are active. From a kayak on a lake, map depth changes and contours to identify productive fishing spots. Ice fishing support, using the device to assess water depth beneath the ice and locate channels or holes to target.