The FURUNO DRS4W is the first radar antenna in the world that allows you to wirelessly access radar images on your iOS devices, combining ease of use with great flexibility. After installing and setting up the application available from the Apple store for free, you can watch radar images directly on your iPad or iPhone. You are free to move around on your boat whilst still having complete information of your surroundings. Specifications• Radar Type: Radome• Size: 19 Inch Dome• Range: 0.125 to 24 Nautical Miles• Rotation Speed: 24 RPM• Power Output: 4000 Watt• Dimension: 19.2 Inch Diameter X 8.6 Inch Height• Input Voltage: 12 To 24 Volt• Beam Width: 7.2 Degree Horizontal/ 25 Degree Vertical• Color: White• Waterproof Rating: IP26 Rating Waterproof 0.125 to 24 Nautical Miles Range 488 Millimeter Diameter x 220 Millimeter Height Wireless | Garmin Furuno 1st Watch Wireless Radar