Garmin Accessory gWind Wireless 2. Accurate wind signals are sent via an ANT connection directly to a GNX Wind instrument or compatible Garmin GPSMAP 8400/8600 series or GPSMAP 7400/7600 series chartplotters. The transducer features renowned Nexus twin-fin technology with a 3-bladed propeller providing more accurate wind speed and more stable wind angle in lighter wind conditions. Also available in wind and sail packs (sold separately) that can be used as stand-alone wind systems or expanded to full network systems via NMEA 2000. Specifications for Garmin gWind Wireless 2: Manufacturer: Garmin Color: Black Weight: 350 g Size: 13.6x24 in Operating Temperature: -15 - 70 Celsius Water Resistance Level: IPX-6 Features of Garmin gWind Wireless 2 Unit Dimension WxH: 13.6" x 24" (345 mm x 610 mm) Weight: 350 g Waterproof: Yes (IPX6) Temp Range: From 5F to 158F (-15C to 70C) Storage Temperature: From -4F to 176F (-20C to 80C) Power Usage: Battery (rechargeable though the solar panel) Accuracy Angle: Better than 1.5 Speed: Better than 3percent Wind Speed Range: 0. 8-90 knots (0. 4-50 m/s) Wireless Connectivity: Yes Package Contents: Garmin gWind Wireless 2 gWind Wireless 2 transducer Mast bracket Mounting hardware NiMH battery Documentation Garmin 010-01616-00: Accessory gWind Wireless