The STA-35H is a multi-satellite multi-frequency GNSS measurement antenna that supports the reception of satellite navigation signals from Beidou Second Generation, GPS, and GLONASS in the L1/L2 frequency bands. It can be widely applied in high-precision navigation and positioning scenarios such as geodetic surveying and mapping, marine surveying, precision agriculture, and deformation monitoring. The bottom of the product is equipped with 3 magnets and a standard 5/8-11 large nut, making installation