Experience improved performance and accuracy with the WS320 Wireless Wind Sensor Pack. Designed for cruising and club racing sailors, this pack includes a high-quality wireless wind sensor with exceptional data accuracy and improved aerodynamics. With easy installation and a rechargeable battery, the WS320 is perfect for any sailor looking for accurate and fast wind data without a cable through the mast. In over 500 individual wind tunnel tests, the WS320 has proven its high performance capabilities. Plus, with a reliability that has been tested for over 200,000 hours, you can trust in the accuracy and durability of this wireless wind sensor. Upgrade your sailing experience with the WS320 Wireless Wind Sensor Pack - the perfect solution for any sailor looking to stay ahead of the competition.