This lightweight, sleek add-on attaches with 4 simple snap-on screws to the sensor head to increase UHF performance up to 100% on DTV channels. Designed using advanced computer design software and 50 years of experience, the Sensar Wingman is optimized for Digital and HD programming, providing you with the ultimate DTV/HDTV antenna. Wingman is compatible with all Winegard Sensar batwing antennas. Elements are powder coated white for long lasting durability in harsh environmental conditions. Watch all your favorite local programs (ABC, NBC, CBS, FOX, PBS, CW, MyNetworkTV, ION, independent channels and much more), including 24-hour local news and weather wherever your travels may take you! For those interested in HD, enjoy free, uncompressed HD programming for the clearest and purest high definition signal.