E40 To E27 Base Lamp Holder Bulb Adapter Halogen Light Socket Converter AC110-220V

Specification:
Base: E40 to E27 ??
Housing material: alloy + plastic ??
Color: white
Size: approx.5*4cm(L*D) ?
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Feature:
High quality, durable and easy to use ??
Stable performance and easy to install
Fit for E40 to E27 light base converting ?
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Package included:
1*E40 to E27 lamp holder?