- USB rechargeable nail file set that can be powered via a power bank, laptop, or wall adapter. Its compact and lightweight design (approximately 130 g) makes it easy to carry for travel and on-the-go use. - Multiple speed settings with gentle filing heads. Suitable for trimming and shaping delicate nails on children as well as adults. The quiet motor minimizes disturbance, allowing grooming to be done even when a child is asleep. - Includes a versatile range of attachments such as grinding heads and sanding bands. Lets you grind, carve, cut, and polish nails, supporting basic trimming as well as detailed manicures and pedicures. - Simple to operate with a straightforward power button and adjustable speed settings. Ergonomic design provides a comfortable grip to reduce hand fatigue during extended use. - Key benefits: portable, versatile nail care tool; compatible with power banks, laptops, and wall adapters; lightweight for travel; gentle yet effective for all ages; complete set for broad nail care tasks; easy, ergonomic operation. - Use scenarios: - At home manicure and pedicure: performs trimming, shaping, grinding, and polishing with the included attachments for a clean finish. - Travel or on-the-go grooming: USB rechargeable and lightweight, fits easily in a bag for quick nail maintenance away from home. - Kids and adults care: quiet operation and gentle heads make it suitable for delicate nails while minimizing disruption in the household.