HQBEi US via Amazon offers its HQBEi I5 Fitness and Activity Tracker with Heart Rate Monitor in several colors (Black/Gray pictured) for $39.89. Coupon code "CODE5201" cuts that to $29.92. With free shipping, that's $10 off and the lowest price we could find. It features a 2-color strap design, 0.96" color display, and tracking for a variety of physical activities. Deal ends May 22.