Check the listing for details. (PACK-3) FINELED E17 to E26 Socket Adapter,Intermediate base E17 to Standard. Condition: New. Listed at 11.39 USD. (PACK-3) FINELED E17 to E26 Socket Adapter,Intermediate base E17 to Standard Features: 3 units E17 to E26 socket converter in a package Applicable with incandescent bulb, CFL bulb & LED bulbs under electric current limitation(not recommended for traditional high wattage bulbs) Simply converts standard E26 bulbs to e17 base socket Description: package content 3x E17-E26 Socket Extender Specifications: Installation: Easy to screw the adapter into your E17 base fixture,then you are free to use e26 screw-in bulb. Dimension: X H59mm / Dia "X H " Material:PBT Temperature Resistance Plastic Payment: We accept PayPal and all major credit cards. “Buy It Now” items require immediate purchase. Shipping: Most items ship within 1 business day of received payment. Shipping is free unless you upgrade your shipping speed at checkout. You will receive tracking information within 48 hours of shipment. Returns: If you need to return your purchase, please do so within 30 days of receiving your item. Please contact us for an RMA number. We will not accept returns without an RMA number.