Check the listing for details. DJI Phantom 4 Forward / Front Vision Sensor Module Spare Part No 51. Condition: New. Listed at 35.00 USD. ITEM DESCRIPTION DJI Phantom 4 Forward / Front Vision Sensor Module Spare Part No 51 REF DJI-570If you have any question or problem about your purchase, Please give us the opportunity to resolve any problem before leaving negative feedback or opening dispute on Ebay.Please feel free to contact us on eBay's Internal Message System for any questions or concerns you may have. We will answer all your questions or concerns within a 24-48 hours period. Thank you!***** PLEASE READ *****IN ORDER TO SPEED UP RETURNS PLEASE READ BELOW If you need to return a product please message me through the eBay portal and I will take care of you immediately. We offer free returns and free shipping labels, there is no need to open a return through eBay. If you do choose to file a return through the eBay system, please open the return as "Changed Mind" and then write the issue in the comments section. By choosing this option it won't impact our return metrics.