Specification:Material: Plastic, Metal.Heat resistance: 220Maximum voltage: 250V Maximum current: 2AEASY INSTALLATION: Simply screw the socket adapter into the (ES) E27 E26 type socket and screw into the snap cap (BC) B22 bulb.BUILT TO LAST: This light adapter converter allows you to choose more LED lights to fit your light fixture or base instead of replacing light fixtures with new ones.Features: high temperature resistance, anti-combustion PBT, anti-aging.Main function:It can be widely used in home lighting, architectural lighting or public decorative lighting you want. Such as bedrooms, living rooms, bathrooms, kitchens, hallways, cabins, shops and galleries, etc.Package Contents3 X E27 to B22 socket extender