PROFESSIONAL NAIL CARE SET Comes with 5 optional attachments effectively remove excess cuticles, smooth corns and calluses, will drill, buff, polish, and shine fingernails and toenails just like a salon grade service. BUILT-IN UV NAIL DRYER Manicure Pedicure Set comes with a built-in UV nail polish dryer on the storage stand which will help to dry your nail. The storage stand also organizes all the pieces nicely. STRONG MOTOR Powerful enough to trim and shape tough acrylics and toenails. Safe and will not damage your skin. ERGONOMIC DESIGN Comfortable handle , Mini Pen-sized Nail Drill can be hold and storage easily, you can take it anywhere on your bag, Instructions for use: No. 1 metal sanding head-to sharpen the corners of nails, thick dead skin, hand cocoon; No. 2 sanding head-pointed cylindrical sanding, repairing the corners and edges of nails; No.3 polishing head ---- cylindrical sanding, aiming at the heel of the nail and polishing the nail surface; Sanding head No. 4-disc-shaped sanding, repair nail tips, make the cut of nails smoother and smoother; No.5 polishing head ---- brush the surface of nails and polish the nail surface. Size: about 16 cm Power supply: Use 2 No. 5 batteries