Description Designed for converting E26 light socket into 3-pin US socket. Made of premium material for long time and durable use. It has a simple design, but very practical in use, giving you a good using experience. Also can be a good gift choice for your friends, they will like it. Features -Color:White -Material:ABS, copper -Size:5.00X3.40X3.40cm/1.97X1.34X1.34in Socket: E26 Voltage: 90-240V Current: 4A - They are polarized and will only allow you to insert the plug into the socket in , ensuring neutral to neutral, hot to hot, and provides some measure of safety for the device and aligns the polarity of the house wiring. - When no extra plugs are available, you just need to plug this lamp holder adapter into the lamp holder to get a 3-pin socket. - Can be used to power your balcony, porch, garage , front door security camera system power supply, doorbell, Christmas or Halloween decoration holiday lights. - Portable and easy to install: These socket adapters are easy to screw in and fit into the socket. These screw sockets for lamp sockets are great for retrofitting old floodlight sockets. - Simple and delicate, excellent and reliable, carefully crafted, not easy to deform or break due to the high hardness. They are polarized and will only allow you to insert the plug into the socket in , ensuring neutral to neutral, hot to hot, and provides some measure of safety for the device and aligns the polarity of the house wiring. When no extra plugs are available, you just need to plug this lamp holder adapter into the lamp holder to get a 3-pin socket. Can be used to power your balcony, porch, garage , front door security camera system power supply, doorbell, Christmas or Halloween decoration holiday lights. Portable and easy to install: These socket adapters are easy to screw in and fit into the socket. These screw sockets for lamp sockets are great for retrofitting old floodlight sockets. Simple and delicate, excellent and reliable, carefully crafted, not easy to deform or break due to the high hardness.