FINELED (5 PACK) GU10 to E26/E27 Adapter - 2 Pin Bayonet(Gu10) Base to E26/E27 Edison Screw Bulb Socket Adapter Converter Transforms GU10 Socket To E26 Lamp Bulb (Not recommended for traditional high wattage bulbs) Enlarges your chandelier socket to fit standard bulbs,Suitable for halogen LED, CFL bulbs,etc High temperature resistant, anti-burning PBT and anti-aging Practical and durable, easy to install Suitable for all voltages (This product is only socket converter, it does not convert electrical voltage)