Package List: 1 x Host 1 x Polishing Pen 4 x Grinding Heads 4 x Sand Rings 1 x Manual 1 x Foot Pedal How to Use: 1. Plug the power cord into the power outlet. 2. Insert the nail drill into socket on the machine 3. Press the FWD/REV switch to adjust the forward and reverse rotation. 4. Press the hand/foot button to change hands and feet. 5. If not used within 3 minutes, the machine will remain in standby mode. 6. The motor speed can be changed between 0‑35,000 rpm through speed control. Specification: Item Type: Nail Drill Machine Material: ABS Power: 60W Speed: 35000RPM Features: Equipped with foot pedal, hand and foot can be switched for polishing, foot pedal operation can control the start and stop of machine at will, safe and reliable. Uses: Household, nail salon, etc. Host: Approx. 17 x 9.2 x 9.5cm/6.7 x 3.6 x 3.7in Handle: Approx. 14 x 2.5cm/5.5 x 1.0in Note: Please allow error due to manual measurement. Thanks for your understanding.