<br><b>DreamSter Professional Electric Nail Drill Machine Nail File Drill Set Kit for Acrylic Nails </b> <br> <br>with a Quiet Vibration Free Motor, Lightweight Handle <br>Speed Adjustment, Easy to Operate <br>Support all Types of Nail Art Work <br>Buffering, Grinding, Sharpening, Sanding, Polishing for Acrylic Nails, Gels, Artificial or Natural Nails and Cuticle Remover. <br> <br><b>Installation Steps</b> <br>1. Connect the portable grinding head/hand piece to the "DC OUT" socket at the main panel. <br>2. Select the proper drill bit according to actual requirements, and fasten it to the handpiece. <br>3. Turn the speed control knob to the left(MIN) <br>4. Connect with the main source power. <br> <br><b>Operation</b> <br>1. Press the power-supply switch(the left switch on the panel) to "I" status, the indicator will be on and the grinder is ready for operation. <br>2. Press the Direction switch（the right switch on the panel）to "+" or "-", "+"means clockwise direction and "-" means counter-clockwise direction. <br>3. Press the red switch on the handpiece to connect the handpiece to power. <br>4. Adjust the SPEED CONTROL knob to control the rotation speed. <br>5. Press the red switch to "O" status in handpiece to stop speed. <br>6. Press the power-supply's switch to "O" status, the machine will be power off. <br> <br><b>Tips Might Help You</b> <br>*Do not reach into water <br>*Always unplug the tool when you change accessory <br>*Do not use near or place in water. If motor falls into water, unplug immediately. <br>*Do not touch the lamp bulb after use. The bulb is too hot to be touched by bare hands <br> <br><b>To ensure smooth operation and safe performance, please read the manual carefully before use.</b> <br> <br><b>About DreamSter Customer Service</b> <br>If you are not 100% satisfied with our products, just feel free to let us know. 7 days* 24 hours, we are alway here to help you.