Tenergy via Amazon offers its Tenergy Eggsplorer Flying Egg Transformable RC Quadcopter Drone for $29.99. Coupon code "XYH2DTCX" cuts that to $20.99. With free shipping, that's tied with our mention from a week ago and the lowest price we could find by $14. It features a 2.4GHz frequency, 16 channels, auto hovering, 100-foot range, and 6-minute flight time. Deal ends December 7.