No-proof-of-purchase limited warranty see label on back of unit for details, or check http://support.Accusplit.Com accusplit, inc. 6120 stoneridge mall rd., suite 210 pleasanton, ca 94588 usa 800-965-2008 • 925-226-0888 • fax 925-463-0147 www.Accusplit.Com • support@accusplit.Com.