20 Pieces 4 pin LED strip connector, 10mm gapless connector solderless RGB LED ribbon led tape light adapter for SMD 5050 multicolor flexible LED strip Specification: Material: plastic and copper 4 Shapes: I, L, T, X Suit for: SMD 5050/5630 RGB LED strip Width: 10mm (4-PIN) Features: LED strip connector uses versatile circuit board, which gives it its good performance. Easy to connect: Our 4 pin LED connector is easy for cutting and connecting, which enables it to meet your distinctive requirements. The cuts can be concealed via simple welding, and further application of appropriate amount of glue will retain its rating. Package includes: 20 x 10mm Connector for 5050 RGB LED strip light Notice: If the connection is loose, the LEDs will either flicker or do not light up. To ensure good connection, please follow these 2 tips: 1. The PCB board is removable and detachable, please move it to the right place to ensure good electrical conductivity. 2. After you have inserted the LED strip into the connector, before you close the cap of the connector, please slightly pull and push the LED strip to adjust the connection point, until you see the LEDs light up. If the LEDs do not light up, please use your finger to press a little hard on the 4 metal contacts in the connector, until you see the LEDs light up.