The Eifagur High-Precision Quadrifilar Helix GPS Active GNSS RTK Antenna is engineered for demanding UAV and drone applications where accurate positioning is critical. Featuring a robust quadrifilar helix design, this active GNSS antenna delivers an impressive 28dB high gain, ensuring strong and reliable signal reception even in challenging environments. The SMA connector provides a secure and industry-standard connection, making it compatible with a wide range of receivers and flight controllers. Designed to support multiple GNSS constellations, this antenna is well-suited for RTK (Real-Time Kinematic) applications that require centimeter-level positioning accuracy. The package includes 3 items, giving you the flexibility to equip multiple systems or keep spares on hand. Compact in size, it is easy to integrate into your drone setup without adding significant bulk. Backed by a 2-year warranty, this antenna is a dependable choice for professionals and enthusiasts seeking precision and performance in aerial navigation and surveying tasks.