This Smiths Cordless Knife & Tool Sharpener sharpens all your knives and tools with 1 unit. Floating backing plates allow the belt to stay straight and not burn the blade tip. A ceramic deburr slot puts the finishing touches on the edge. It comes with a canvas storage bag, a charging plug, and 9 replaceable abrasive belts. This product uses adjustable angle guides at 15, 20, 25, and 30 degrees to sharpen all your knives and tools with one unit. The unit comes with a rechargeable lithium-ion battery that provides a continuous runtime of 15 minutes. Its quick charge technology delivers a full battery charge in under an hour.WARRANTY THREE YEAR LIMITED USE WARRANTY. Smiths sharpeners are guaranteed against defective material or workmanship for a period of three (3) full years from the date of purchase if the product is used for non-industrial or non-commercial purposes only. We will replace or repair, at our option, any product or part that is defective in material or workmanship without charge if the product is returned to us within the three (3) year warranty period. This limited warranty DOES NOT cover replacement of abrasive materials necessitated by use of the product or product damage resulting from misuse. For warranty repairs, return the complete product, postage prepaid, directly to our factory with proof of the original date of purchase from a retailer. Please include a description of the problem, physical return shipping address, and contact information. For warranty issues or repairs outside the United States, please contact the Smiths distributor for your country. ALL IMPLIED WARRANTIES, INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE EXPRESSLY LIMITED TO THE PERIOD OF THREE (3) YEARS FROM THE DATE OF PURCHASE. SMITH'S CONSUMER PRODUCTS INC. SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES. Some states/countries do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you. This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state or country to country. THIS WARRANTY APPLIES ONLY TO NON-INDUSTRIAL OR NON-COMMERCIAL USE