Features: 1. **Durable Aluminum Alloy Construction**: Our handheld nail care device is made from high-quality aluminum alloy, enhancing the toughness of your nails and reducing the risk of breakage. Perfect for maintaining strong and healthy nails! 2. **Easy to Use**: Simply clean and dry your nails, install 3 AAA batteries, and turn on the device. With straightforward operation, you can achieve professional nail care at home without any hassle! 3. **Effective Nail Repair**: Designed for gentle cleaning and repair, this device targets damaged nails, promoting healing and strength. Use it for just 10-30 minutes, 2-3 times a day for optimal results! 4. **Precision Focus Technology**: Our device features handheld precision focus, allowing you to direct care exactly where it's needed. This ensures effective treatment while preventing overuse and protecting your nails. 5. **Compact and Portable Design**: Lightweight and easy to carry, this handheld nail care device is perfect for on-the-go nail maintenance. Keep your nails looking their best wherever you are! Our hand-held nail care machines contain aluminium alloy. It can enhance the toughness of the nail surface, making the nail surface tougher and less likely to break. The way to use it is very simple: to clean and dry the nails and the surrounding skin, please buy 3 AAA batteries and install them, then turn on the switch to start the product, hold the product in your hand and point it at the nail for about 10-30 minutes, and use it 2-3 times a day. And handheld precision focus to ensure the effect. Precise control to avoid overuse.