iFlight V2 DJI Remote Controller Replacement Unibody CNC Alloy Mobile Device Cellphone& Tablet Holder Mount Adapter for DJI Phantom 3 Professional,Advanced Transmitter This replacement mobile device holder allows you to replace the PE part of DJI original mobile device holder which is not so steady when you put on your phone or tablet, this metal part can improve this condition, make it stable CNC Aluminum Alloy, unibody design,more steady than screw joint design,same structure with Phantom 3 original mobile device holder DJI Phantom 3 4K,Professional Advanced transmitter compatible, not for phantom 3 standard, can also be used as a backup for DJI inspire With replacement screws, so will not bother damaging or losing original screws