Best Buy offers the Fitbit Charge 2 Wireless Activity Wristband in four colors (Black pictured), model no. FB407, $129.95. Pay using Visa Checkout to cut the price to $104.95. With free shipping, that's a $25 drop from four days ago, which was bundled with $30 in Kohl's Cash, and the lowest outright price we've seen. (It's also the best deal now by $25.) Features include an OLED display with clock, continuous heart rate monitoring, step-, distance-, sleep-, and calorie-tracking, multi-sport modes, Bluetooth 4.0, smartphone notifications, and wireless sync with supported computers and smartphones. It's available in sizes S and L. Deal ends December 25.