? High-Quality Products and ENGERWALL Technical Support?: ENGERWALL is a company with more than fifteen years of experience in designing, developing, and manufacturing high-quality beauty accessories and tools. Every product purchased from ENGERWALL comes with a 12-month warranty. So please feel free to contact us if you got any questions about the product, we are always here for you and provide you with a perfect solution. ?Complete Acrylic Nail Set Included in Package?: This electric nail drill comes with 11 commonly used polishing heads (AMONG THEM, 6 POLISHING HEADS ARE PLACED AT THE BOTTOM OF THE BOX.), 2 ceramic polishing heads (The ceramic polishing head is sturdy and durable, with strong heat dissipation), 56 high-quality sanding belts. You can enjoy the most comfortable nail art whether you use this manicure machine in a nail shop, at home, in a hotel, or even outdoor. ?Low Noise & Low Heat & Low Vibration & Safe & Durable?: The handle housing of this electric nail drill is made of high-quality aluminum alloy. High-quality motors and a unique ventilation hole design ensure excellent heat dissipation performance, no risk of overheating, and durability. It works very quietly and smoothly without disturbing those around you. The shape and ergonomic design of the pen make it easy to hold. ?Portable & Sleek & Cordless & Easy to Use?: Adjust any speed you need from 0 to 35000 RPM by turning the wheel and switch the direction of rotation by pressing the wheel (Display "F" on the screen means clockwise rotation, "R" means counterclockwise rotation). Forget those bulky countertop nail drills that always need to be plugged into a power source. This ENGERWALL nail lathe is rechargeable, wireless, and small to be put in a handbag, which allows you to enjoy manicures anytime, anywhere. ?20+ Hours Battery Life at 35000RPM?: Make sure to remove the protective film from the screen after receiving it. 20+ HOURS BATTERY LIFE AT 35000RPM - Continuously work in standard mode for 20+ HOURS after being fully charged, and 20+ HOURS at 35000RPM. 0-35000RPM - Adjustable & powerful speed of 0-35000RPM allows you to do any Manicure/Pedicure/Shaping/Carving/Polishing (Unique Advantage: If the manicure hasn't been done before the battery runs out, it supports working while it's charging).