Hubsan H501S X4 drone compass calibration & unlock motor video guide

For Gearbest customers: If you've purchased the Hubsan H501S X4 drone from us, but the video guide & related posts cann't solve your issues, please do not hesitate to get in touch with us. Just fill in the ticket with your questions at our Support Center and send it to us. We will do our best to deal with your problem as soon as possible. We are always happy to help.