Velvet height: 7-21 mm adjustable. Output DC: 24V small adapter. Safety protection: with over-voltage, over-current and short-circuit protection. Packing: carton size: 37 27 8cm; weight: 2.4 kg.Advantages: very quiet work; portable and wide voltage range. The operation is simple and easy to master. Exquisite structure, easy to repair. Suitable for movable active working methods. The production efficiency is 80-100 times that of manual work. This item is in the category "Crafts\Needlecrafts & Yarn\Rug Making\Other Rug Making Supplies". The seller is "aufut-60" and is located in this country: CN. This item can be shipped worldwide.