Key Features Replaceable cutter which leads to longer product life. Idle running features prevents over sharpening Fast & quite pencil sharpening Heavy duty motor For School, Office and Family use. Instructions: Place the sharpener on a flat surface Insert plug into an electrical socket Green LED light indicates ready to sharpener status Insert the pencil straight and the motor will start automatically. Hold the pencil firmly and apply forward pressure while sharpening Idle running motor indicates sharpening is complete. remove the pencil immediately. Unplug the sharpener after use.