Basic, light-weight and inexpensive, the Ryze Tello is a fun drone for to start with-time flyers. Despite its budget rate tag, the Tello presents loads: the battery delivered an inexpensive 13 minutes of flight time in tests, when downward-experiencing mild sensors enable the Tello to hover in place and conduct https://www.aeroindustrial.com/webinar-comparando-dji-mavic-3-enterprise-y-phantom-4-rtk/