(Pack of 5) YiLighting - UL-listed (E26 to E26 Extender) - 2.3inch length Edison Screw Base Socket Extender Adapter Extension Lamp Holder， ONLY For LED CFL Lights (NOT For Incandescent Light Bulbs)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>UL-listed approved and logo appears on the adapter surface</li><li>Durable Flame Retardant PBT Plastic with high heat-resist performance</li><li>Extends the bulb's base by 1.5 inches while 1.25 inches to bulb's length</li><li>Pull up the inner copper sheet for a better contact with bulb's base</li><li>Suitable for LED or CFL Bulbs ONLY， NOT for Incandescent Lights Bulbs!!!</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41hIMQsA2mL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Nybf9QmnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/412teODEOwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419QuYtAp7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41CqJTS1X3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41D98A8AqSL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41k8zt8oZlL.jpg" noproxy>