BuyDig via eBay offers the factory-refurbished Garmin Vivofit Fitness Band
in Black, model no. 010-N1225-00, for $44.99
with free shipping
. That's $9 under our mention of a new unit from three days ago and the lowest total price we've seen. (It's also $35 under the best price we could find for a new one.) This activity tracker uses past behavior to recommend daily goals to improve fitness. It monitors sleep, steps, calories, goals, and distance. A 1-year Garmin warranty applies. Deal ends May 27.