Get an almost real-time view with HALO20+. Industry-leading 60 RPM operation at close range provides the best in collision avoidance. Identify hazards instantly with VelocityTrack™ Doppler technology, and enjoy both short and long-range coveraGEup to 36 nautical miles-from a compact 20-inch dome antenna. 36 nm range from a compact 20-inch domeAdvanced pulse compression technology with beam sharpeningSimultaneous Dual Range operation sees both near and farUltra-fast 60 RPM operation at ranges up to 1.5 nmVelocityTrack™ Doppler technology for collision avoidanceEasy operation with harbor, offshore, weather, and bird modesMARPA target tracking (up to 10 targets, 20 in dual range)Ready instantly from standby12/24 Volt