JOYLOG智能声呐探鱼器集成高精度微型声呐系统，可探测水下40m范围内鱼群位置，大小，深度等水下鱼情，以及水底地形图，水深，水温等信息，通过JOYLOG APP让您在手机上实时掌握水下动态。
JOYLOG smart sonar fish finder integrates high-precision miniature sonar system which can detect the location, size, depth and other underwater fish feelings within the range of 40m underwater, as well as underwater topographic map, water depth, water temperature and other information. JOYLOG APP enables you to grasp the underwater dynamics in real time on your mobile phone.