As one of its daily deals, Best Buy offers the Jawbone UP3 Sleep/Activity Monitor Wristband in Black, model no. JL04-0303ABD-E, Silver, model no. JL04-0101ACA-E, or Red Cross, model no. JL04-0202ACE-E, for $44.99 with free shipping. That's $50 under our February mention and the best price we've seen. (It's a current low by $52.) Tracked categories include heart rate, steps, distance, calories burned, hours slept, and calories consumed. Deal ends today.