1. Quickly and securely attach the camera to your hand or wrist for immersive first-person perspective photography, and quickly store it away. 2. The ball head at the bottom can be rotated and tilted 360 degrees to adjust the shooting angle at any time, so you can use it for cycling selfies as well. 3. Adopts the stick-on fixation method, and can be adjusted to fit comfortably according to the size of your hand or the width of your wrist at any time. 4. Applicable products: DJI Osmo Action 3 and Osmo Action 4 5. Scenarios: swimming, surfing, water sports, rock climbing, parachuting, and other sports that require the use of your hands 6. Weight: about 56.7g 7. Size: about 53.98 x 51.11 x 45.94mm