You can buy this Xiaomi Mi Drone 4K here: https://goo.gl/V9Q5Yo or here: https://goo.gl/8zIoyl or here: http://shrsl.com/?hbeg
Spare parts: https://goo.gl/e75Fzr
Backpack: https://goo.gl/WbOQKj
Landing pad: https://goo.gl/Dikkxj
Compared with MI Drone 1080P version, MI Drone 4K version has made over 400 software optimization, in addition, there are five hardware upgrade, bringing better experience.
Now the Xiaomi Mi Drone 4K comes with two sets of independent heterogeneous IMU and compass sensor. They help the drone to provide better flight real-time monitoring by merging data from both sensors. In case of failure users can immediately make switches in order to improve flight safety and stability. As for security, the remote control uses PCB array antenna to reduce the control lost.
HD CAM
Equipped with HD 4K camera supports max to 3840 x 2160p / 30fps video recording.
Real-time Transmission
The built-in phone holder of the transmitter facilitates WiFi FPV function. Also the max to 3km superior long control distance ensures the good performance.
Pointing Flight / Tap to Fly
Order your quadcopter to where you pointed in the map.
Surrounded Flight
Pick what you wanna record or photography 360 degrees and let your Mi Drone surround it.
Route Planning
Plan and preset your flight line and get yourself a more smooth / high quality work of art.
3 Axis Gimbal
Stable and accurate photography / recording guarantee.
P.S.: The DJI Phantom 3 SE will be the only real competitor in this price range at the moment.