1. Sturdy material and good workmanship ensure its durability and practicality 2. Efficient and durable, not easy to be broken or damaged 3. Solid support, fixing the camera, good use 4. Simple installation method, easy to use 5. Interface: 1/4 inch 6. Size: about 5 x 4cm 7. Description: only the adapter, does not include other items in the picture