With colored display This fish finder is designed for the liker in fishing. It can detect both fish location and fish size in both and salt water, and can be used as a depth sounder. Water depth,water temperature, fish location, bottom contour can be constantly obtained from the water Built in memory stores sonar setting when the fish finder is turned off Wireless Sensor could shut down when it is out of the water Floating & waterproof sonar design. Portable Fish Finder Sonar Depth Waterproof Fish finder Water depth, water temperature, fish location, bottom contour can be constantly obtained from the water selectable sensitivity, zoom, units, depth range, shallow alarm, fish , fish alarm, and chart speed setting Model: FF718LiC-W Main product size: 125x70mm Sonar sensor size: 70x70mm Fish Finder: Display: 2.8 inch color TFT LCD 240x320 (RGB) Operational Temperature: -14-122F (-10-50C) Power: 1 * 3.7V rechargeable -battery (Included) Charger Voltage: 5V 500mA Working time: 10 hours Sonar Sensor Beam Angle: 90 Depth Range: 0.7-45m / 2-145ft Operating Frequency: 125 KHz Operating Range: 200m Wireless Frequency: 433.92MHz Power Requirement: 1 * CR2032 (Included) Working time: 40 hours Plug Type :EU Plug,it applies to Indonesia, , , , and so on. Colour:black+yellow Material:ABS Package Contents: 1 x Fish Finder kit 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.