Battery capacity: 2200mAh Lifespan: 6-8 hours Quantity: 1 piece Package content: 1 x 360 intelligent follow-up pan/tilt phone holder Face Tracking and Smart Shooting This face tracking phone holder uses an artificial intelligence computing system. It automatically recognizes and tracks your face or body, and rotates 360 degrees with your movements. Free up your hands for video calls and live streaming. No app required This built-in camera face tracking phone holder can track you intelligently without the need to download any app or connect via Bluetooth. Compatible with all video apps such as Facebook, Zoom, Live, Photo, and Video Capture. 360-degree rotatable phone holder Adjustable 360-degree clamp swivel and 315-degree neck allow you to choose between horizontal or vertical camera mode and adjust from multiple angles. 105-degree lens angle and 42 rotations per second ensure the tracking tripod can follow your movements smoothly, keeping you in focus at all times. Standard interface The smart tracking stand features standard threads on the bottom, allowing it to be mounted on a tripod for adjustable angle and height. The included phone holder expands from 2 to 4 inches wide to securely hold any size phone. Built-in rechargeable battery The smart tracking phone holder is equipped with a built-in rechargeable 2200mAh battery and a USB charging port. When fully charged, it lasts for 6-8 hours. The red charging indicator light turns on during charging and turns off when fully charged.