Straightforward, light-weight and very affordable, the Ryze Tello is an exciting drone for very first-time flyers. Regardless of its spending budget rate tag, the Tello offers lots: the battery delivered an inexpensive 13 minutes of flight time in tests, although downward-facing mild sensors enable the Tello to hover in place https://www.aeroindustrial.com/product/dji-matrice-3d-3td-bateria/