With Rod and Line / Roach Pole. The Sensor has two holes built in the base which enables you to thread your line through securely. Once connected, the sensor is cast into the water, where it will instantly scan the area below and send updates to the hand held unit. Within seconds you will know the depth, temperature, fishing environment and if there are any fish. This Fish Finder can also be used with Bait Boats.You can either attach the sonar so that it is towed behind the boat, or attach to an appropriate bracket on your boat. Either way, the sonar works exactly the same and will feed all the information back to your hand held unit. 1 Display: Big Adjustable High-contrast Dot matrix 4-Level grayscale FSTN LCD 132Vx132H. 2 Depth Capability: Wireless: 45 Metres. 3 Sonar Coverage: 90 degrees at 125KHz. 5 Back lighting: On/off White LED. 6 Wireless sensor frequency:125KHz sonar frequency. 7 Temperature Unit: Celsius / Fahrenheit. 8 Wireless operational Range: 180 Metres. 9 Power Requirement: 3.7V rechargeable alkaline batteries (Fitted with these already). 12 Clear fish icon, fish alarm. 13 Bottom contour: Show true changing of water bottom contour.
14 User selectable meter or feet readings. 16 Waterproof design: Level-IP7.8 (water-proof).17 Memory: Built in memory stores sonar setting when the unit is turned off. 18 W-Sensor could shut down when it is out of the water. 19 W-Sensor battery requirement:One replaceable CR-2032 lithium battery. 20 Operational Temperature: -4°F to 158°F(-20°C-70°C). 21 Supplied with a charger. 22 Supplied with a car cigarette lighter charging device. Please note, it is your responsibility to ensure the sensor has been securely tightened before casting in the water. We will not replace the sensor if this happens and the sensor is damaged. The item "Wireless Fish Finder 180 Metre Range, 4 level Grayscale, Bottom Contours" is in sale since Saturday, June 02, 2012. This item is in the category "Sporting Goods\Fishing\Fishfinders & GPS". The seller is "total-match-carp-tackle" and is located in Woking. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Russian federation, Canada, Brazil, Japan, New Zealand, China, Israel, Hong Kong, Norway, Malaysia, Singapore, South Korea, Switzerland, Taiwan, Thailand, Chile.