Feature:1. 2.4-inch TN/anti-UV LCD display with backlight.2. Depth reading from 2.0ft to 240ft; 200KHz sonar frequency.3. 5-level user selectable sensitivity.4. Bottom contour, weed, rock, water temperature indicator.5. Display small/big fish and send alarm when any fish is detected.6. Water depth shows by M/FT; water temperature shows by /.7. Powered by 4 AAA batteries (not included); battery life indicator.8. Compact, lightweight and portable, convenient for fishing.9. Can be used for fishing off the dock, on a boat, and ice fishing.Specification:This amazing fish finder is specially designed for amateur and professional fishermen to find fish location, depth and bottom contour of water, perfect to be used in the sea, river, lake and fantastic for detecting schools of fish in any particular area.Features:2.4-inch TN/anti-UV LCD display with backlight.Depth reading from 2.0ft to 240ft; 200KHz sonar frequency.5-level user selectable sensitivity.Bottom contour, weed, rock, water temperature indicator.Display small/big fish and send alarm when any fish is detected.Water depth shows by M/FT; water temperature shows by /.Powered by 4 AAA batteries (not included); battery life indicator.Compact, lightweight and portable, convenient for fishing.Can be used for fishing off the dock, on a boat, and ice fishing.Specifications:Display Type: 2.4" TN/anti-UV LCDBacklight: White LEDDepth Range: Max. 240ftSonar Frequency: 200KHzBattery: 4 AAA batteries (not included)Audible Alarm: Fish/low batteryOperation Temperature: -20~70Dimension: 12 * 7.5 * 3.2cm / 4.7 * 3.0 * 1.2inWeight: 150g / 5.3ozPackage Size: 17 * 11.7 * 11.7cm / 6.7 * 4.6 * 4.6inPackage Weight: 640g / 1.4lbPackage List:1 * Fish Finder1 * Transducer with Cable and Float1 * Neck Strap1 * User ManualPackage List:1 * Fish Finder1 * Transducer with Cable and Float1 * Neck Strap1 * User Manual