Offered for sale is a new in sealed box is a SpeedyBee F4V3-50-STACK drone flight controller and electronic speed controller (ESC) package.The set includes a SpeedyBee F405 V3 flight controller and a 50A 4-in-1 ESC. I have taken detailed photos of all angles of the box in order that you can assess what you are getting. The box is sealed and I have left it that way. Good luck and happy bidding.