Specs : Zhiyun Mini Portable Stabilizer Suitable for GoPro camera, Zhiyun Rider M supports APP or wireless remote control. It is portable and light just as a general smartphone. Special functions, i.e. pan axis double-stopper design, wireless firmware upgrade, hand adjust angle, rapid start, make the Rider M remarkable. Support APP - The Pioneer Zhiyun Rider M is the first stabilizer that support APP or Bluetooth remote control. You can put it at any places and remote control it within fingertip. Wireless Control With the built-in wireless control module, you can remote control the Rider M or upgrade firmware by connecting remote controller or APP. This is so convenient that Rider M is always in fashion. When there is no electromagnetic interference, the remote control works normally around 10m (performance varies according to different environment). AV output port Plugged a viewfinder, the universal 3.5mm AV output port transmits real-time image and you can adjust shooting angle accordingly. Smart & Precise Special double-stopper design for pan axis makes it possible for +/-320 degrees wide shooting. Brushless servo motor Brushless servo motors - tiny, light, less inertia, fast reaction, smooth rotation, stable torque. 1/4" screw thread follow your style With the 1/4 screw thread at the bottom, the Rider M can be matched with multiple filming accessories, i.e. tripod, extension rod, cupula or hand held/worn to make delay shooting and create the effect of rocker arm. 3 operation modes hand adjust angle Switch between pan following mode, locking mode, pan and tilt following mode simply by pressing the mode button. Turn the camera to a certain angle and stay for one second, the Rider M locks the current angle automatically. Zhiyun honeycomb technique The honeycomb core arithme is the advanced control arithme researched and developed by Zhiyun. The gimbal attitude control, combined with efficient motor control technology, makes it possible for fast and accurate compensation for instant disturbance, which reaches the industry's highest standard.