Amazon with Holy Drone has the Holy Stone HS720 GPS Drone Quadcopter w/ 4K Camera, Two Batteries on sale for $200 - 50% off with coupon code 5082OJXG [Exp 5/12] = $100 with free shipping.  2.4GHz transmitter has 3000 foot range, max flight time of 52 minutes (26 minutes per battery)