This E-file has maximum strength torque with speeds of 35,000 rpms, all while being free from vibrations with both forward and reverse directions. Our e-file has a battery life indicator, and can be either battery or cord operated – it also includes a wireless charging pad! Compatible with 3/32″ bit shanks. This beautiful e-file ticks all the boxes, and has been crafted to perfection by leading experts within the e-file industry in the USA: FAST – Speed Times Of 35,000 RPMs POWERFUL – Max Strength Torque QUIET – Free From Vibration DUAL POWER – Battery Or Corded Option FAST CHARGE – Contains A Fast Charge Wireless Pad With Battery Life Indicator DIRECTION – Forward & Backward Rotation 6 BIT ATTACHMENTS – All You Need To Get Started Cone Bit – For Side Walls & Cuticle Prep Large Barrel Bit – For Surface Work & Shortening Small Barrel Bit – For Gentle Surface Work Needle Head Bit – For Nail Edge Work Safety Bit – For Side Edge Work Mandrel Bit – For the Sanding Band, For Shortening & Removal 1 year standard warranty