Product Model: JD-510 Product Color: White Voltage: USB charging DC5V, compatible with car charger, computer USB, power bank, and other standard USB power sources Power: 6W Charging Time: Approximately 2.5 hours Motor Speed: Approximately 13,500 RPM Operating Speed: Approximately 2,200 RPM on high speed setting, approximately 1,700 RPM on low speed setting Main Functions: 1. Removes dead skin, calluses, and excess skin 2. Vacuum and dander collection during use Usage Instructions: Press and hold the power button for 2 seconds to turn on. The device defaults to low speed with a green indicator light. Press the button briefly to switch between speed settings Battery Type: 1200 mAh Lithium-ion battery Battery Life: Up to approximately 100 minutes of continuous use, varies based on usage patterns Water Resistance: The device is water-resistant. After use, the grinding head can be rinsed under running water, or the entire unit can be rinsed under a faucet. Do not submerge in water or soak for extended periods Key Features: 1. Built-in vacuum dust collection system 2. Adjustable two-speed settings for customized exfoliation 3. Fully washable design (not submersible) 4. 1200 mAh high-capacity lithium battery with fast charging, long runtime, and low operating noise 5. Charging indicator light with dual-mode switch control 6. Overcharge and over-discharge protection system 7. Sleek, design with ergonomic, non-slip handle 8. Includes: 1x foot file unit, 1x coarse grinding head (pre-installed), 1x additional coarse grinding head, 1x fine grinding head, 1x USB charging cable, 1x cleaning brush, 1x transparent protective cover, 1x user manual, packaged in a color box Shipment Quantity: 1 Piece Package Contents: As listed above; no additional items included Dimensions: 165 x 76 x 50 mm Note: Measurements are manually taken; slight variations of 1–2 cm may occur Color Disclaimer: Actual product color may vary slightly due to monitor settings and lighting conditions