The most versatile handheld sonar system ever produced Not only will this this portable depth finder give you instant depth readings from 25 To 300 07 915M in 110th precision but at the press of a button the display will give real time temperature water or air and fish readings The LCD display is backlit for nighttime viewing and the unit is waterproof to 150 50M Features. Waterproof. Depth reading from 25 to 300 07915m. Real time temperature and fish readings. Backlit for nighttime viewing. access to our online supportTo Use. Place the transducer side of the unit in the water Slide the activation button and instant depth fish and temperature readings will be diplayed on the LCDIncludes. Handheld Sonar System Wrist Strap Users Guide Requires 1 9V BatteriesApplications. Shorelines Docks Aim the sonar from any shoreline river banks creek banks pond banks lake banks etc. Dock Jetty Pier Use the Manual Mode to suspend the depth finder from docks jetties and piers. Float Tube Kayak Canoe Use the Automatic or Manual Modes from float tubes kayaks or canoes Or set inside the hull and shoot through the hull for depth and fish readings. Boat Raft Tender Dingy Use the Automatic or Manual Modes from boats rafts tenders and dingies Or set inside the hull and shoot through the hull for depth readings. PWC A perfect primary depth finder for your PWC. Ice Fishing Shoot through the ice before drilling your hole to check the depth or see if there are fish Suspend in the hole while fishing to keep on eye out for passing fishSpecifications. Battery 9V. Weight 1 lbs