This is a socket that allows you to directly attach a light bulb to a ceiling hook-and-loop ceiling fixture. How about using it instead of a large ceiling light, or for lighting in closets, entrances, hallways, etc.? ■ Set Contents We will send you a set of 2 light bulbs, including LED bulbs. Socket: Panasonic NZ0701 Bulb ①: Panasonic LDA4D-G/K40E/S/W https://panasonic.jp/lamp/products/LDA4DGK40ESW.html Bulb ②: Ohm Electric EFA15EL/11N https://www.ohm-electric.co.jp/product/c05/c0503/17645/ ■ Condition of the product Both were purchased new around the end of 2021. All items in the set have been used, although for a short period. Please refrain from purchasing if you are concerned about minor imperfections. There are no noticeable scratches or stains. Please check the product images for details. The product box is not included. ■ Reason for selling Although there were no problems, I replaced the lighting soon after purchase and no longer use it. ■ Applicable light bulbs E26 base ■ Shipping method Each item will be wrapped in bubble wrap and shipped in a Yu-Packet Plus dedicated box with cushioning material (newspaper).