Thank you for recent purchase of a Uni-T test instrument. Please take a minute to register your product and get an extra 2 years free warranty (for a total of 5 years warranty) againt manufacturer defects. Other manufacturer's will charge you for this. We trust in our products and want you to, as well. This only applies to test instruments purchased in North America. Meters and accessories are not included. They have a standard 1-year warranty.