Our LED connectors are made of high-quality plastic material, which is strong, safe, not easy to break, and easy to carry Simple operation: insert the LED light strip light wire into the guide groove, check whether the positive and negative poles are correct, then press down the cover and align the light strip pad with the pins on the track light connector Main features: This 4-pin connector can be used with 10mm/0.4inch RGB LED strips and 22 AWG 4-pin wires, solid wire and multi-core wire; Tips: Not suitable for 8mm/0.31inch or 12mm/0.47inch LED light strip; please use standard 22 AWG wire for connection Working Principle: The metal pins on the solderless and gapless LED adapter pierce the copper contacts on the light strip, ensuring a secure connection even with slight swinging and pulling; Unqualified wires may include: Too little copper core to Connect accurately; the copper core is off-center and cannot conduct current; if the wire is qualified but the connection still fails, you can cut a new section of wire and try to connect, Weight: 0.08487797087 pounds, Manufacturer: Aisuoka