Ideal for your workshop, garage or utility room, the adapter converts any bulb socket into a two-prong polarized outlet, allowing you to add more outlets where you need them most. Carefully remove the existing bulb, screw in the socket adapter and insert a polarized plug. Make sure to turn off the light fixture before installation. Features - Color: Assorted color. - Material: . - Size: 4.30 x 2.70 x 2.50cm/ 1.69 x 1.06 x 0.98 inch. - Rated : 0~ . - Rated : 3A. - Heat-resistant temperature: 165 degree centigrade. - You can use it to plug in strings of lights that run along your balcony railing. - You can also use it to plug in security camera system in the porch. - These outlet plugs were perfect for converting an awkward old ceiling fixture into a set of pendant bulbs. - Beautiful appearance and sturdy, durable material. Easy to install and carry, small size and portable. - They're also very tight fitting with the plugs, have no worries about the one bulb hanging directly from the socket. Package list: 10 x lamp holders