1. Material: aluminum alloy 2. Size: about 15x8 cm 3. Weight: about 41 grams 4. Process: one-piece molding, vacuum plating 5. Application: general 6. Features: the material is sturdy and durable, wear-resistant, not easy to rust, bright and shiny, surrounded by wings, not afraid of shaking, fits the frame, stable installation, with installation tools, easy to operate
