Antenna 433 MHz Semi Rigid Dipole Description:You can use it as a transmitter antenna: This allows for strong polarization match without having to uncomfortably tip your radio upright when making long range flights.You can use it as a receive antenna (Multirotors): Mount the antenna on the receiver on the rear of your multirotor to gain more separation between you critical components.You can use it as a receive antenna (airplanes): Stick the flexible end through the wing so it hangs out the bottom of the aircraft.Antenna 433 MHz Semi Rigid Dipole Specifications:Length: 13”Weight: < 1ozGain: 2.15dbi[img-4101-left-thickbox_default][img-4102-left-thickbox_default]