Garmin gWind Wireless 2 Transducer Model: 0100-01616-00 UPC: 753759157852 The gWind Wireless 2 transducer offers an easy-to-install solution that eliminates running wires through masts up to 50 feet. 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 standalone wind systems or expanded to full network systems via NMEA 2000®. SpecificationsDimensions13.6" x 24" (345 mm x 610 mm) WaterproofIPX6 Power usageBattery (rechargeable though the solar panel) Accuracy angleBetter than +/- 1.5deg Accuracy speedBetter than +/- 3% Win speed range0.8 - 90 knots Wireless connectivityYes What's in the Box:gWind Wireless 2 transducer Mast bracket Mounting hardware NiMH battery Documentation