Usage Tips:You Will Receive: Our package includes 6 1/2 inch and 12 screws Single Joint Sleeve Extenders and Screws, sufficient quantity to meet your daily use. Hidden and inconspicuous, perfect for construction and home improvement. Space-saving Design: Our extender is compact, and the rear flange fits snugly against the wall. It fits snugly into any style of box, ensuring no gaps. Neat and low-profile, blends perfectly with any environment. Wide Range of Uses: Suitable for any outlet box style, including PVC, metal, fiberglass, work and old work. Easy to Install: Make sure the power is off, no need to disassemble or reposition the outlet box, and then remove the screws that secure the outlet or switch. Just install our extender to the device and wires, the process will not take up much time, simple and convenient. Colour:black Material:plastic screw styles and colors are random, don't accept the specified color The actual product may have slight color difference or difference, which will not affect the use Package Contents: 1 set * Power socket extender Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.