DroneU review DroneMax A40 on Youtube
2017 November
https://youtu.be/B65uyFFXzgE a Drone U Review
Product can be found here: http://amzn.to/2yziaCp
Paul loves using these Portable Drone Battery charger when flying stadiums or for disaster relief. The A40 charger can simultaneously charge 4 batteries at one time. If you’re flying ranches or you’re in an area that you can’t use an inverter, the A40 is for you.
