PL18 Mainboard * 1 Important Pre-Purchase Notice for Flysky Transmitter Mainboards Soarsky RC is an authorized distributor sourcing Flysky transmitter mainboards directly from the official Flysky factory. Please be advised that these mainboards may exhibit minor surface scratches resulting from the factory's standard PCB cleaning and handling processes. These scratches are: A Normal Manufacturing Characteristic: They are an inherent part of the factory production flow. Purely Cosmetic: They do not affect the board's functionality, performance, or reliability in any way. Crucial Purchase Consideration: If the presence of minor cosmetic scratches on the PCB is a concern for you, we strongly advise against placing an order for this item. Returns & Exchange Policy: Mainboards are covered under our standard warranty for functional or performance issues only. Returns or exchanges will not be accepted and refunds will not be issued solely due to the presence of these minor, non-functional cosmetic scratches acquired during the manufacturing process. By proceeding with your purchase, you acknowledge that you have read, understood, and accept the presence of these minor cosmetic marks and the terms of our return policy regarding them. We appreciate your understanding of standard manufacturing practices.