The NEMA 5-15 receptacles boast superior safety features, including a high-temperature resistant PA66 nylon construction that is both flame-retardant and durable By using copper materials and optimizing structural processes, the NEMA outlets are designed to be energy-saving and eco-friendly The electrical replacement connector ends are designed to withstand frequent insertion and withdrawal for long-term use, ensuring a reliable power connection The adjustable wire range of AWG 18-12 makes it compatible with a diverse range of electrical equipment Dismantling becomes effortless with the use of a screwdriver. Simply cut about 1-1/8 inches of the outer sheathing of the wire, strip each leg to about 1/2inch, and insert them into the terminals. The ground wire is connected to the green screw, the neutral wire to the silver screw, and the hot wire to the brass screw - with easy insertion and removal. This saves you time and effort Color: Black Material: nylon+brass Package Contents: 1 set x electrical plug replacement 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.