1Touch screen design, optional adjustment.Safety and waterproof. 2Wireless design eliminates the cable tangling problem and gives a larger detecting area. 3Super-large screen HD display. 4105 detecting angle prevents the fishing sonar from missing important detail. Let you control whole situation. 5500m ultra long detecting distance makes it detect a large area of fish condition at a time.Features:Touch screen design, optional adjustment.Safety and waterproof.Wireless design eliminates the cable tangling problem and gives a larger detecting area.Super-large screen HD display.105 detecting angle prevents the fishing sonar from missing important detail. Let you control whole situation.500m ultra long detecting distance makes it detect a large area of fish condition at a time.This fish detector can detect the fish condition clearly and precisely in the depth of 50m/164ft underwater.Dual charging design of host and probe.Specification:Product type: Fish LocatorMaterial: Plastic + MetalDetecting Distance: 500m/ 1640.4ftHost Size: 13 * 8 * 1.5cm/5.1 * 3.1 * 0.6inProbe Size: 6.9 * 5cm/2.7 * 2.0inCharging Cable Length: 98cm/38.6inHanging String: 50.5cm/19.9inUSB Cable Length: 101cm/39.8inPackage Weight: Approx. 497g/17.5ozPackage list:1 * Fish Finder1 * Wireless Probe1 * User Manual1 * Wireless Probe Charging Cable1 * Hanging String1 * USB Cable