MiroPure via Amazon offers the Tec.Bean Electric Callus Remover for $19.99. Coupon code "JJCZ2NNG" cuts it to $14.99. With free shipping for Prime members, that's a buck under our mention from last month and the lowest price we could find today by $10. It features IPX7 waterproofing and a rechargeable battery. Deal ends March 30.