VCUTECH is proud to be a reseller on eBay, located in the state of Washington. If you have questions, please contact us and feel free to send us a message through your eBay message. We will answer within 12 business hours and provide the best we could!Email: support@vcutech.com Phone Number: 425-636-8239Return Policy In order to be eligible for a return and refund, all merchandise must come with original packaging and all accessories. Shipping costs associated with returns are the full responsibility of the customer. A 15% (up to 85% if there are missing parts) restocking fee plus shipping fees will be deducted on all returns, unless the merchandise is defective or there an error on our part). Defective and missing accessories have to be reported within 14 days after delivery. Crashed Drone is not returnable. Crashed Drone needs to contact DJI Support directly.We scan our products by their unique serial numbers.