You need to simply slot strip light into connector and close (no need soldering).
X, T, L Shape 2pin - 5pin Connector is very safe to use.
It is for LED strip 8-12mm wide. The product is High Quality & High Cost Performance & High Security.
For LED tape DIY project is Compatible with both waterproof (IP65, IP67) and non-waterproof ( IP30 ) light strips.

Features:

For WS2811 WS2812B WS2813 SK6812 5050 SMD RGB 5V 12V 24V LED Strip, 8-12mm PCB board, No need soldering.
PCB board color: White
Material ( External ): PVC Plastic
Material ( PCB Pins ): Pure Copper
PCB Type: X, T, L Corss, "X shape" means " Shape"
Pins : 2pin, 3pin, 4pin, 5pin

PCB Width: 2pin ( 8mm, 10mm ), 3pin ( 10mm ), 4pin ( 10mm, 12mm ), 5pin ( 10mm, 12mm )

Installation Tips:

Open the cap on the connector and slide in the ribbon.
Make sure the poles match correctly, then clasp the cap.
For waterproof light strips, you need to peel off the silicone around the soldering line first.

Installation Instructions:

1.Ensure your section of LED light strip has ( ) AND all contacts is clean
2. Open the white clasp of the connector
3. Insert the LED light strip into the clasp, under the prongs - making sure to match the and - on the strip to the and - on the clasp
4.Close the clasp
5. Gently pull on the LED light strip to confirm you've made a solid connection
6. Your connection is made!

Friendly reminder:
1.Can not pull hard
2.Connector non-waterproof