1. Good help with photo tripod and smartphone.Suitable for ordinary tripods, selfie poles, with standard screws of 1/4 '.2. Retractable and removable support: retractable camera, video camera, phone support compatible with most phones, cameras, camcorders and selfie poles (width between 56 mm and 105 mm).3. The smartphone is stable fixed using fixing screws, more solid than other spring supports.The padded side panels protect your smartphone from scratches and slides.4. The thread can be turned to 360 degrees: two different mounting options.You have the possibility of choosing the portrait or large screen recording.5. Flexible use, ideal for taking family photos, panoramic photos, videos, accelerated videos.Small and light, you can take it with you when traveling.