1. material: abs+pc+aluminum alloy
2. compatible system: ios8.0 or above, and other android phones above 6.0
3. bluetooth version: 4.2
4. bluetooth distance: 10 meters
5. button battery capacity: 40mah
6. 3m length has a wider field of view and shooting freely
7. stable tripod, landing more stable
8. live broadcast, chase drama, video, selfie, meet different scenarios