amzdeal via Amazon offers the Amzdeal Hair Straightener Brush for $28.99. Coupon code "KAA3IRSJ" knocks it to $13.05. With free shipping, that's $16 off and the lowest price we could find. It features a 22-level adjustable temperature range (up to 450° F), 60-second heat-up, and 1-hour automatic shut-off. Deal ends April 20.