Features:1. Made of good quality aluminum alloy, the lens is solid, durable and rustless.2. The 0.45X Wide-Angle dramatically increases your wide-angle range.3. You just screw this lens on front of existing lens or adapter. Easy to install and remove.4. Waterproof, scratch-proof, oil-proof. Exquisite design, lightweight and portable.5. It fits any camera with 49mm lens thread. 62 mm front thread for filter installation.Specifications:Material: Aluminium Alloy + Optical GlassColor: BlackInterface Size: 49 mmFront Thread Diameter: 62 mmMultiplier: 0.45XCompatible models: Mounts on any lens with 49mm diameterSize: Approx. 6.7*6.7*3.6 cm/ 2.64*2.64*1.42 inchWeight: Approx. 167 gPacking List:1 * Lens1 * Storage Bag for Lens1 * Lens Cleaning ClothNote:1. This product should be used with a 49mm diameter conventional camera lens, and should not be used alone.2. This product has most obvious effect used with medium and short lenses with focal length of 18-55..