This electric foot file features a custom-made, 800mAh lithium battery that can be fully charged via USB in just two hours, providing a long-lasting, stable exfoliation experience. It's CE/ROHS/FCC certified for safety and reliability. Its 5V low-voltage operation is gentle on the skin and designed specifically for treating dead skin and calluses, making it an ideal choice for home foot care. Made in Zhejiang, quality guaranteed. Key Selling Points . Highly Effective Exfoliation High-speed rotating head quickly removes dead skin and calluses, restoring supple feet . Convenient USB Charging Universal USB charging port, compatible with mobile phone chargers and power banks, allowing for on-the-go recharge . 800mAh long-lasting battery The lithium battery provides extended use, meeting multiple treatment needs . International Safety Certifications CE/ROHS/FCC triple certifications, environmentally friendly materials, and safe use . Exclusive Private Mold Design Unique mold development provides a comfortable grip and smooth operation . 5V Gentle Voltage Low-voltage operation mode avoids excessive skin irritation Product Specifications Brand: Ruibo Type: Electric Foot File Power: USB Rechargeable Battery: 800mAh lithium battery Charging Time: 2 hours Voltage: 5V Certifications: CE/ROHS/FCC Origin: Zhejiang, China Target Audiences People with heavy dead skin on their feet Daily foot care enthusiasts Shared use by multiple families Those who frequently wear high heels or sneakers