This lamp socket adapter is made of premium material, which can withstand long-lasting use. Features ABS and copper material, which has high durability, not easy to deform. Fine workmanship, ensures practicality.rrFeaturesrr-Color: As Shownr-Material: ABS, copperr-Size: 5.00X3.20X3.20cm/1.97X1.26X1.26inrSocket: E27rVoltage: 90-240VrCurrent: 4Ar- This fully functional lamp socket adapter provides stable electrical contact to your appliances and supports 2-pin plugs.r- This lamp holder to plug adapter is made of fire-resistant material, high temperature resistant up to 165.r- Safe and polarized socket: the 2-pin lamp socket adapter is designed to power appliances more safely.r- This light bulb adapter is polarized and only allows you to insert the plug into the socket in one direction, ensuring neutral to neutral, fire to fire, and providing some safety for the device to adapt to the house's wiring polarity.r- Simple in structure, easy to use, not easy to deform, you can use it with confidence.rrPacking list2 x light bulb socket adapters