Material: Stainless steel,Max Height:280cm,Load Capacity:10 KG, Exquisite and durable,high strength,good shock resistance,good corrosion resistance and water resistance,stable structure,can effectively withstand the weight of the lamp body.The lamp holder tube contains a spring buffer.When the height of the lamp holder is lowered,in order to prevent the lamp body from being damaged due to accidental fall,the strength of the drop can be effectively buffered and the earthquake is effectively prevented.