1. Material: Zinc alloy 2. Size: 11x5.4cm 3. Process: Electroplating, die casting 4. Application: Mobile phone support, mobile phone touch screen, elevator and other public buttons 5. Optimized material, deep plating, away from viruses, healthy and environmentally friendly 6. Hard alloy material, comfortable hand feel, good hand feel, strong and durable, not easy to fade 7. Multifunctional, convenient and practical, one button for multiple uses, compact and portable