Check the listing for details. DJI Phantom 4 Pro Remote Controller Part - C1 Button Board(Right) - OEM. Condition: New. Listed at 17.00 USD. Authorized Dealer in California Genuine dji partUse for Remote controllers of Phantom 4 ProPhantom 4 Pro+Phantom 4 AdvPhantom 4 Pro V2Does Not Fit Phantom 4 Combine Shipping Discount: For multiple items Domestic US order, buyer pay shipping for the item with the highest shipping cost only, FREE SHIPPING on additional item. For multiple items International order, buyer pay shipping for the item with the highest shipping cost, plus $1.5 on each additional item. To get the combine shipping discount buyer should order from US eBay website http://www.eBay.com ,and use eBay shopping cart to make one order for all the items together. Not all items eligible for combine shipping discount, please click "See Discount" to check actual discount. Return Policy for Helicopter Parts: If an item you ordered does not meet your expectations or you do not need it any more, you can mail it back to us for refund(excluding shipping costs). Return item must be in its original condition received and buyer pays return shipping. If we ship wrong item in error we will pay return shipping cost(USPS First Class Mail) and replace or refund once the original item return back. Complete accessories and hardware may not be included. Pictures are for reference.