Brand Name: other Phone Camera Type: Telephoto Len Focus Type: Manual Focus Origin: Mainland China Compatible camera mount: Smartphone Water Resistance Level: Not water resistant High-concerned chemical: none Feature 1: Adjust the focal length (to the right is the closest distance, to the left is the farthest distance). The larger the focal length, the closer it is, and the smaller the focal length, the farther it is Feature 2: Acrylic+ABS material Feature 3: Phone clip+wiping cloth+phone lens Feature 4: Mobile phone telephoto 20x lens Feature 5: Concert shooting artifact Feature 6: Telescope external camera Feature 7: Music Festival Mobile Camera Choice: yes