... 60 m/s Pay: TT/LC RFID UHF circular antenna, RFID antenna, UHF circular antenna, Long range RFID antenna, RIFD 8dBi UHF antenna, UHF antennaFrequency: 860MHz ~ 960MHz Gain: 8dBi, ... ModeCircular Polarization Lightning ProtectionGrounding ConnectorN type Female Connector Antenna CasingABS Diameter of Derrickφ40-50MM Product Dimension255mm ... kg Temperature-40°C ~ +70°C UHF RFID Circular Antenna