 SHANGHAI, Jan. 17, 2023 PRNewswire Carota, a global provider of Over-The-Air OTA upgrade solutions for the Internet of Things, was invited by TÜV Rheinland to a ceremony where it received the IEC 60335 Annex U certificate of conformity. The IEC 60335 Annex U certificate of conformity addresses the growing use of software in modern ...... 