1. Support PTZ function, compatible with Gopro sports camera2. Material: Aluminum Alloy + ABS3. Size: 47*33*190mm, weight: 155g4. Expanded height 800mm5. Applicable to 4.7-6.5 inch mobile phones (the size of the chuck is 60-85mm)6. Bluetooth 4.0 connection to take pictures; with fill light: two leve..