Specifications ModelTL88ETypeUltrasonic DetectorMaterialABSDisplayTN ANTI UV LCDBacklightingHighlight LEDPower4 AAA Batteries Not included Measure UnitFeet MeterSensor Beam Angle45 DegreeDepth Range Max100M 325FeetDepth Range Min0 6M 2 0FeetOperational Temperature 20 70℃ Features 1 PRECISE WATER DETECTION Can display water depth approximate location and size of fish short and tall weeds sand and rocks at the bottom etc 2 PORTABLE DESIGN Equipped with a neck strap for easy wear on a kayak or storage in fishing gear box Suitable for kayak fishing offshore fishing or ice fishing 3 LONG BATTERY LIFE Powered by 4 AAA batteries for continuous use of 4 5 hours Can be used in fresh wa…