Model Number: G-#0508 Brand Name: ShangRing Key Specifications/Special Features: Suitable for men's circumcision of redundant phimosis and prepuceStandards:International organization for standardization/ISO 13485 (certification number: 07 0217 SJ)European union CE (CE 1023, certification number: 08 0678 QS/NB)FDA-approved (US)Meets medical requirements of safety, minimal invasion, easy performance and cosmetic results in modern circumcision