The Electric nail drill is an all-in-one nail maintenance device that helps you do your own manicures at home and save money from beauty salon, allowing you to "bring the beauty salon back to home". TIPS: The slowest speed and the lightest stress will be a good start for beginners. Do not touch any rotating parts during operation. To avoid overheating, each continuous use does not exceed 20 minutes. PACKAGE INCLUDED: 1 x nail drill 1 x 6 Pcs sanding bands 1 x 11 Pcs nail drill bits set 1 x USB power cord 1 x User Manual Electric Manicure Nail Drill Manualwhen using the ecictrical nail machine.the basic precaution should always be followed. including the following:READ ALL THE INSTRCTIONS BEFORE USING WARNING 1)Keep he unit from heater device while it is in use such as the ecectric hesting,radiation stoves or other devises and equipments (including loudspeakers) eta 2) Do not out the machine on a place where is exposed to stong vibration , dust, smoke. chemical and corrosive substances, lawlc gases elc 3) Meet the demand of the power suppiy labeled on product 4) Pull out power plug if left uncharged for a long period of time 5)Contact us or consult with a professional if the unit stop working 2 HOW TO USE Plug in the USB cable Into USB adaptor (Or any USB port sources to the main electric oulet Select the desired speed you can easily control the rotating directions by pressing the forward and reverse button To secure the drill bits. push in the desired bit firmty into the hole To Remove the drill bits: Turn off the machine and gently pull out the drill bit. 3 CLEANING AND MAINTENANCEMain Nail Drill Image 1) When the machine is in use, do not pull AC adaptor out 2) When the machine is not in use, al tool munt be stored in a dry locationAdjustable Speed and Direction: Speed control button to adjust the speed 0-20,000 RPM. and the design with Forward and Reverse rotation directions are suitable for any right-handed or left-handed use. It makes this electric nail file easier and safer to smooth your nails. PORTABLE:Easy to operate and change drill without tools. Electric nail file drill's mini portable hand piece, easy to carry, you can so your nail art work anytime anywhere. Easy to Use: USB Interface Portable Size, Perfect for Travel ]:You can plug this portable electric nail drill to any USB outlet, like power bank, laptop, AC adapter and even car charger, so you can use it anywhere in the world, And its compact size makes it easy to carry around. (Note: power adapter not included). QUIET:Electric nail files extremely quiet and smooth with slight vibration,you will have a better experience. SPEED ADJUSTABLE AND EFFICIENT HEAT DISSIPATION:Electric nail file has 0-20000rpm speed adjustable and positive inversion switch,it will not overheat due to high speed because of the efficient heat dissipation, will greatly increase the lifespan to the pen-shaped electric nail files and protect your hands from burns,effectively treat both delicate areas and rough callus.