Very simple, light-weight and inexpensive, the Ryze Tello is a fun drone for initial-time flyers. Even with its spending budget rate tag, the Tello offers plenty: the battery delivered an inexpensive thirteen minutes of flight time in testing, although downward-dealing with mild sensors enable the Tello to hover in position https://www.aeroindustrial.com/el-futuro-de-los-drones-dji/