Release and Drop Professional Device for DJI Phantom 4 (all models) – Drone Fishing, Bait Release, Load Delivery, Search and Rescue and Fun – U.S. Patent - by DRONE SKY HOOK
| Country | USA |
| Manufacturer | T. Rose Press LLC |
| Binding | Kindle Edition |
| ReleaseDate | 2014-01-04 |
| Format | Kindle eBook |