Legal Seller Name: Relayway Electric Technology Co., Ltd. U.S. Business Address: 1508 W Flora Ontario CA 91762, United States Headquarters: Zhuhai, Guangdong, China

Customer Support & After-Sales Phone / WhatsApp: +1 (214) 603-6554 After-Sales Email: info@relayway.net Service Hours: Monday–Friday 9:00–18:00 (PST)

Compliance Statement Relayway is the only legal seller of record. Amazon only provides logistics, warehousing, and delivery services and does not bear seller responsibilities, after-sales obligations, or warranty responsibilities. All after-sales, returns, refunds, and warranties are undertaken solely by Relayway Electric Technology Co., Ltd.