Woot offers the open-box DJI Phantom 4 Quadcopter Drone with 4K Camera, model no. CP.PT.000312, for $649.99 plus $5 for shipping. That's $80 under last month's mention of a refurb and the best deal we've seen for this drone in any condition. (It's the best today by $324.) It features a gimbal-stabilized 12-megapixel camera with 4K video recording at 30fps, slow-motion 1080p recording at 120fps, front-facing visual sensors, 44.7mph top speed (in sport mode), live HD video monitoring, GPS navigation, microSDXC card slot, and up to 28 minutes of flying time per charge.

Note: This item is new but it may not ship in the original packaging.