Connecting Terminal SP021 have 2 type, 2pole and 3pole CE, Rohs Nylon material Connecting Terminal of SP021, have 2pole and 3pole.Cable Range: 0.75mm2 - 2.5mm2Voltage: 250V Material :1. Nylon2. Iron insert3. Iron Screw plate zincWorking Temperature: -35oC to 110oCColor : Grey , White colorThose series have 2 itemsGreat quality, Iron insert not b roken. Connecting Terminal 2pole