Model: Electric Old guy chair Product weight: about 35kg / set Surface treatment: electrophoresis black Rated power: 60W Material: Q235 metallic Use range: leisure, sofa Please note: Contact us can desire the delivery method [Features]: This electrical espresso desk raise body has an electric push rod, which controls the electrical push rod to drive the lifting and lowering of the coffee table. It is noise-free and convenient and practical. [Installation method]: According to the bodily gap pitch specification of the product, place the set up size, after which instantly rotate the screw with the rivet or the distribution screw till it is locked. [Storage method]: Store in a dry place, don't stack in a damp place, avoid product rust and oxidation 【Precautions】 ● Do not wash the surface with water, sulfuric acid or acid. ● Do no longer use a sprucing mechanical device to polish this product. ● Do no longer change the opening pitch of the product at will, in order not to cause pointless damage. ● Do now not replace the elements of the product at will, so as not to trigger harm to the product. ● Please use in keeping with the load-bearing potential of the product to bypass unnecessary losses attributable to over-loading. ● If the product is to be welded, please use the manufactured from the clean to avoid burning the paint layer at high temperature.