Long and heavy transducer cables take longer. ClearColorscreen: It comes with clearcolorTFTLCDdisplay (choose from 2 screen background colors - black and white), allowing you to read the screen in bright sunlight. Suitable for lakes, rivers, oceans and other fishing environments. Suitable for fishing from kayaks, from shore or fishing. It detects sand depth, water temperature, fish size (small/medium/large), fish depth and bottom profile. It has working and simulation modes. Convert unit measurements of depth and temperature. Sonar beam angle: 90 degrees. Depth range: 2.6-131 ft./0.8-40 m. Maximum distance between sensor and screen: 262 feet/80 meters. There is a drill to the hull to mount the sensor. The dual-hole sensor allows you to connect the fishing line to the line and then lower it away from the water as much as possible. Note: 1. Please change the background from black to white bright sunlight to clear the reader to read.2. When the sensor is turned off, the battery meter is displayed incorrectly.When charging, the indicator light on the sensor will drop. If you want to check the battery status of the sensor through the display, place the sensor in water. When it floated on the water, it opened. The sensor battery indicator will display correctly on the monitor screen