Threeking Tracker Mounting Bracket Protector Holder for DJI Phantom 4(3D Printed) (For TK102 GPS) Special design - Suitable for Phantom 4 in case the phantom get lost. Please note the holder just fit the TK-102 GPS Tracker !! 3D printed Production.Mount and dismount without tool,very quick and convenient. More light,Never effect the time of flying Will have one eye on your Phantom 4 with the GPS holder and your GPS Tracker,More easy to get the location.