Notice1 No power storage function, please connect the USB cable to use(USB cable included)2 Due to the light and screen setting difference, the item's color may be slightly different from the pictures 3 Please allow slight dimension difference due to different manual measurement 4 If you encounter any problems during the operation, please contact our customer service Description:MultifunctionalProfessional nail care set with 11 tips, 6 nylon wheels and a brush for manicure, pedicure, modeling, polishing the nails and removing cornea, cuticles and calluses and corns - not suitable for gel nails, artificial nails Direction and speed adjustableAdjustable speed, 0-20000 rpm, for sensitive and rough nails The two-way switches allow flexible access to the right and left hand Silent and Convenient OperationThe high-quality engine runs stable, the professional pen-shaped drill moves very quietly and stably, without vibration Comfort grip Professional quality makes it extremely quiet and smooth experiences Safe and durable The electric manicure set is made of high-quality aluminum casing, which effectively dissipates heat, increases working time and increases service life Operation with USB cable, do not worry about changing the battery Compact and portable All in one kit, in the well-made box, the set can be neatly fixed and taken anywhere Perfect for beauty salon, beauty center, spa or private manicure and pedicure or DIY nail home, ideal even when traveling Features:Homealexa Electric Nail Cutter, 11 in 1 Cutter Nail Files Electric Drill with Heat Dissipation - A perfect gift for all ladies Turning clockwise and counterclockwise is flexible for the left and right hands 11 types of drill and 6 nylon wheel makes the nail drill multifunction and suit for both fingernails and toenails Easy to use and change without tools Mini portable handpiece, easy to carry, brings you a beautiful life wherever you want specifications:Input voltage range: 110V-240V 50 / 60HzOutput voltage: DC12V 1AIdling speed: 18000-20000 rpm (adjustable)Loading speed: 16000-17500 rpmLength of the handpiece: 13 cmWeight of the device: 63g How to use?Step 1: Plug in the USB cable into USB adaptor (or any USB port sources) to the main electric outlet;Step 2: Control the FORWARD / OFF / REVERSE button in the center of the power cord to turn the unit on / off Step 3: Check the SPEED SWITCH in the middle of the power cord to adjust the speed Step 4: To secure the drill bits, push in the desired drill bit firmly into the hole Step 5: To Remove the drill bits: Turn off the machine and gently pull out the drill bit Tips:1 Please do not let the nail cutter work long because you would still feel the device warm, even though the aluminum body is already effectively flowing out the heat 2 Please remove the drills after use to prevent the lock from losing the spring force 3 Please stay clean and dry 4 Please soak your hands for a while before use Package includes:(Please choose the color you want)-1 * Electric Nail File;-1 * USB cable(lies under the plastic box )-1 * User manual-11 * Steel Grinding Head;-6 * Nails Sand Ring-1 * Nail brush