Safe and stable connection terminal: Connection terminal material is flame retardant PA66, inner conductor material is nickel-plated copper, has a test hole on the top of this connection terminal. Powerful and reliable connection: Built-in stainless steel spring shackle, can quickly terminal the cable, strong connection, maintain pulling force about 10kg, reusable and maintenance free. Connection Terminal Application:Suitable for 0.08–2.5 mm2/28–12 AWG solid wire; Suitable for fine wire size 0.08-4mm2/28-12 AWG. Nominal voltage : 250 V, nominal power: 4 KV, rated current 32 A. Easy-to-use clamp kit: With the clamp kit, you can easily work, open the orange lever, connect the cable, close the orange lever, the connection of cable is established. Pay attention to the wiring: Due to the strong spring-bar force, be careful of your fingers when pressing the lever. The connection terminal kit is not waterproof. If it is a multi-wheel thin wire, twist the thin wire before inserting it into the pole.