Warm Tips: 1.Keep away from sharp objects and be careful not to hit with hard objects such as steel to avoid scratching on lens. 2.Never leave the lens unattended in direct sunlight or where light may shine through it, as this could result in a fire hazard. 3.Do not use this product to observe the sun or other strong light sources directly, this may cause permanent damage to the eyes. ProductSiteLaunchDate : 2019-10-07T09:56:29.368Z RequiredProductComplianceCertificate : No Size : Medium SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 5