As one of its daily deals, Woot via Amazon offers the Ehang GhostDrone 2.0 Drone with 4K Camera in Black/Orange or White/Blue, model no. GST-AER-UNV-04-3, for $284.99 with free shipping. That's the lowest total price we could find by $64. It's controlled via your smartphone and can fly for up to 25 minutes at a time. Deal ends today.