Feature:1. Versatile Functionality: The roasting lamp can also be used as a nail polishing machine, making it a multi-purpose tool for your beauty routine.2. 9-Speed Adjustable: With 9 different speed settings, you can easily customize the intensity of the polishing or roasting process to suit your needs and preferences.3. Bidirectional Rotation: The forward and reverse rotation feature allows for a more efficient and thorough polishing or roasting experience, ensuring even results every time.4. Convenient USB Charging: Say goodbye to bulky adapters and tangled cords - simply plug in the USB cable and charge the device effortlessly.5. Built-in Battery and Screen Display: The built-in 500mAh battery ensures a long-lasting power supply, while the screen display allows for easy monitoring of the battery level and speed settings.Specification:Features:Versatile Functionality: The roasting lamp can also be used as a nail polishing machine, making it a multi-purpose tool for your beauty routine.9-Speed Adjustable: With 9 different speed settings, you can easily customize the intensity of the polishing or roasting process to suit your needs and preferences.Bidirectional Rotation: The forward and reverse rotation feature allows for a more efficient and thorough polishing or roasting experience, ensuring even results every time.Convenient USB Charging: Say goodbye to bulky adapters and tangled cords - simply plug in the USB cable and charge the device effortlessly.Built-in Battery and Screen Display: The built-in 500mAh battery ensures a long-lasting power supply, while the screen display allows for easy monitoring of the battery level and speed settings.Specifications:Product model: HX-15Product material: ABS + metal/ceramic grinding headTechnical features: 9-speed speed adjustment, forward and reverse switching, USB charging, screen display, stall protectionApplication: manicure, grinding, polishing, exfoliation, nail bakingCharging method/charging voltage: TYPE-C interface/DC 5VWorking voltage: 3.7VRated power: <2WSpeed: 18000RPMApplicable grinding head: 2.35mmBattery capacity: 500mAhWorking time: 2HoursProduct weight: 60gPackage weight: 224gProduct size: 150*24*24mmPackage size: 163*101*47mmPackage List:1 * Nail Grinding Machine1 * Grinding Bit1 * Grinding Bits Box1 * Charging cable1 * Dust cover1 * Instruction manualPackage List:1 * Nail Grinding Machine1 * Grinding Bit1 * Grinding Bits Box1 * Charging cable1 * Dust cover1 * Instruction manual