[360°adjustable]: E26/E27 base lamp holder with on/off switch, metal hose can flexibly adjust the illumination angle of the lamp, and it can be rotated to any angle you like. [Note]: If the bulb does not work normally, please tighten or loosen the bulb slightly to make it fully contact with the socket. Please note that this switchable E27 lamp holder does not support dimmable bulbs. This product is not suitable for heating lamps for reptiles. [E27 lamp holder]: The aluminum neck is flexible and can withstand E27 LED bulbs within 180 grams. This bulb holder is compatible with E27 screw LED bulbs. Please use LED bulbs below 50W. Any bulb with E27 screw fittings can be installed in this lamp holder, but do not use incandescent bulbs and heater lamps! [Safety Fix]: High temperature resistant lamp holder. The lamp holder adapter is of solid workmanship and the clip is very firm. Light weight, easy to install; with on/off switch and clip, more convenient to use; very suitable for home,