Amazon offers the Black + Decker 20-volt Max Lithium Flex Vacuum, model no. BDH2020FL, for $69.49. At checkout, it falls to $59.49. With free shipping, that's $20 under our June mention and the lowest total price we've seen. (It's the best deal today by $26.) It includes a pet hair brush, 4-foot flexible hose, 3-stage filtration system, and washable filter. Deal ends December 22.
Update: It's now temporarily out of stock but can still be ordered at this price for delivery when available.