Sienoc 5PK 10MM 4-pin Free Welding T-shape-Connctor For Corner Connection of LED 5050 3528 Strip Light,Strip to Strip 4 channel PCB chip with 2 easy-clasp connectors Used for 10mm SMD 5050 RGB multi color strip lights Plug & play easy connection, no soldering needed Seamless extension for your RGB light strips around sharp corner Compatible with both waterproof and non-waterproof light strips