Simple, light-weight and very affordable, the Ryze Tello is an exciting drone for 1st-time flyers. Inspite of its budget rate tag, the Tello presents loads: the battery delivered an inexpensive 13 minutes of flight time in tests, when downward-going through light sensors allow the Tello to hover set up and https://www.aeroindustrial.com/drones-industriales-dji/