Neewer Feiyu G4 3-Axis Handheld Steady Gimbal PTZ Camera Mount with One 15"/37cm Carbon Fiber Extension Bar for Gopro 4/3+/3 and Other Sports Cameras of Similar Size Simple operation with only one button for mode selection. Comes with a extension bar; Pictures and videos can be captured clearly and steadily with the FY G4 in hand. With special thumb screw design to protect against thumb screw loss, it makes G4 more steady even adding the LED backpack. Connecting the extension bar easier free of special switch for it. Offers the interfaces for power supply and video output to realize gimbal supplying the power to GoPro directly.