Nail Care & 100% Safe:Built-in creative ceramic grinding heads and ergonomic fingernail entrance, this electric nail file is designed to effectively trim & polish fingernails.Unlike traditional clippers, there is no need to worry about hurting cuticles or soft nail beds, you can safely and quickly trim and polish little toenails and fingernails.One Button Control: Easy to use. Trim your nails slowly from left to right or right to left. Integrated with cut, trim, and polish.Convenient USB Charge:Portable and lightweight design for home use or travel outdoors; Easy to charge USB port; 8 Hours charging supports 40 minutes use.IPX5 Waterproof:With high-graded ABS, sturdy and durable; this trimmer is waterproof, so it can be washed under the tap after each use.