[ No Returns Required ]: All Rovyvon Product Have 2 Year Warranty, Any Questions, Contact Us Via Message, We'll Solve It Within 24 Hour. No Returns Required for a New One Free. New version: Generation 4 rovyvon a3 pro comes with a USB C charging port, new USB cover, new reflector, metal button, lock mode, and magnetic accessories, all for the best edc light (Note: USB-C cable is not included)