Space Evolution Electric Knife Sharpener - 2 Stage Blade Sharpening System with Automatic Positioning Guides PROFFESSIONAL RESULTS AT HOME - Easily and quickly sharpen your knifes at home and get professional results. Sharpens any non-serrated blades using a two process NO MISTAKES - Automatic blade positioning guides ensure you get the sharpening angle right all the time TWO STAGE PROCESS IN MINUTES - 1st stage is precision grinding by creating a precision angled edge. 2nd stage is fine honing to complete the process by polishing to exact razor sharp finish BUILT TO PERFORM - Manufactured to North America Electrical Standards BUY WITHOUT WORRIES - Manufacturers warranty assured upon purchase. No need for registration, No questions asked