Specifications Lamp size: Φ11.8"/30cm The whole wire length is 20ft（6 m） With a UL Certification Plug-In Dimmable Switch Cord. Iron chain is 13ft. The distance between switch and plug is 20in（50cm） Bulb Type: E26/E27（Bulbs Not Included） /LED(Dimmable) Material: Glass Style: Simple Style/European Style/Vintage/Loft/Minimalist/Steampunk Applicable Space: 3-8 Square Application: Study Room, Bedroom, Living room, Dining-Room, Sitting Room, Bar, Hallway, Cafe, Shop, Balcony, etc. Easy to install Come with a plug-in cord and necessary hanging hook. Plug-in power source, does not require hard-wiring Adjustable Use chain to adjust to desired height. Long enough to hang in any situation you desire. Features Handcrafted using the same techniques that were developed by Louis Comfort Tiffany in the early 1900s This elegant hanging lamp also features an array of vibrant colors . This beautiful Tiffany-style piece contains hundreds hand-cut pieces of glass, each wrapped in fine copper foil. The handcrafted nature of this product creates variations in color, size and design. If buying two of the same item, slight differences should be expected. Precautions 1. Avoid hanging under strong winds or bad weather. Remove the pendant light to prevent falling. 2. Weight range of iron chains is 6.6lb(3kg) Kindly Note Hang the light from the hooks with our prepared pendant, or mount it to the wall with a wall bracket Please contact us if you have any question . All the sockets, wires of the pendant light are comply with UL standard If you are not sure how to install the item, please refer to a professional electrician.