Features 1. Professional nail and foot therapy set: This electric nail file is designed specifically for hand and foot care and can be used for all-round shaping, polishing, grinding, polishing, stratum corneum, hard skin, and scab removal. 2. Cordless and portable: This cordless nail polish machine is light in weight and can be carried wherever you go. It is professional for use in family salons or travel. You can experience hand and foot care in spa anytime and anywhere. 3. Easy to use, even for beginners: This electric nail and foot repair kit has 5 adjustable speeds of 0-20000rpm and is designed with forward and reverse rotation directions to choose the appropriate speed and rotation according to your needs. 4. Ergonomic body design for comfortable grip, speed, and directional control. Convenient to use, enjoy salon level professional nail and foot therapy at home. Even beginners can easily use this electric nail file 5. Packaging list: 8 polishing heads, 1 transparent protective cover, 1 charging cable, and a nail polish grinder. Specification Product voltage: DC 3.7V Power: 3W Battery parameters: Lithium ion battery 3.7 18650 2000mAh Motor speed: 14000 ± 12% rpm Product speed: Low speed 2700rpm ± 15% Normal 3100rpm ± 15% Medium speed 3400rpm ± 15% Fast 3700rpm ± 15% Strong 4000rpm ± 15% Working gear torque: Low speed: 0.4kgf/cn Normal: 0.5kgf/cn Medium speed: 0.6kgf/cn Fast: 0.75kgf/cn Strong: 0.90kgf/cn Polishing head specifications: round iron shaft, fine iron shaft, round ladder shaft, polishing butterfly fine sand, conical head shaft, circular head shaft, wool head shaft, crystal head shaft Mode: Low speed normal, medium speed fast, strong Charging cable: DC 5V 1A TYPE-C Charging time: approximately 4 hours Charging current: ≤ 850mA Usage time: It can work for about 3 hours when fully charged Appearance color: white/pink Gear indicator light color: white Lighting color: white When charging: red When full: blue Noise standard: ≤ 70dB Accessories: 8 polishing heads, 1 transparent protective cover, and 1 charging cable Size: 15.7 x 3.9 x 3.5 cm Weight: 296 g Package Include: Rofessional Manicure Pedicure Kit