Wireless: No more long&heavy cable for transducer.Transmitter: The sonar sensor transmitter will turn on automatically when you cast it into water. Please dry it when not using it, or the sensor will keep working.
Display( Color TFT LCD): Water Depth, Temperature, Power Indicator, Simulation Mode, Bottom Contour, Depth Range, Depth Scale, Fish Icon (different size).
No need to drill hole in your boat or kayak hull to install the sensor any more. Two small holes on the wireless sensor allow you to tether with your fishing line and cast it onto water as far as you want.
The unit can remember before setting when you turn it off. Depth and Temperature units can be changed according to you need.
Note: 1. It will turn off if depth display reads "--" for 5 minutes for power saving. 2. Please allow several seconds for the unit to update the water depth when you throw the transmitter onto water.