Shonco via Amazon offers the Shonco 3D Pen in Sky Blue for $29.98 $28.98. Coupon code "MV7M9V7Q" cuts the price to $17.99 $17.39. With free shipping for Prime members, that's $5 under our December mention, $12 off list, and the lowest price we could find. It features a real-time LED display with adjustable button design and a 3-pack of printing materials. Deal ends April 30.