1.durable life,at least for 10 years 2.mainly export to America,Asia,Europe,Africa,etc 3.passed ... :2000 4.OEM,ODM Trade Name brake switch;brake cable;stop switch;brake lamp switch;brake light switch Composition mainly consist of head components ... tube Material galvanized copper, nylon, steel, ironware, and rubber, plastic Function switch on/off the brake lamp when u brake the cycle ...