6-pack E12 to E17 Adapter - E12 to E17 Light Lamp Bulb Socket Adapter Convertor TransformsLight E12 To E17 Lamp Bulb Socket Enlarges your chandelier socket to fit standard bulbs Works with incandescent and CFL (Energy Efficient) bulbs Fits for all standard bulbs Fits for all standard bulbs.Maximum Watts: 1000W Maximum, Voltage: 250V