Solderless Connectors for Flexible LED Strip
1 - Find the top of the connector by looking at the black locking device. Notice the space where the strip goes in. It is in the shape of a square "U". The top of the connector is the top of the "U".
2 - First pull the black locking device on connector in the direction away from the wires. Be gentle, as pulling too hard can break the locking device off.
3 - Peel back the adhesive liner on the back side of the strip about 1/4". Slide Flexible LED Strip into connector.
4 - Push locking device to secure the flexible LED strip in place. You are now ready to connect to your power supply or to another piece of flexible LED Strip.