This Stadler Form Ultrasonic Humidifier drops from $139.99 to $118.99 with coupon code SHOPEARN at Kohl's. Also, take advantage of the Kohl's Cash promotion going on right now: earn $10 for every $50 you spend. That means you could earn $20 Kohl's Cash from this purchase. For more information, click here. It comes in your choice of black or white, and customer reviews are overwhelmingly positive about the humidifier's silent operation and ease of use. It features an ionic silver cube that prevents bacteria growth, and a night setting with your choice of dimmed lights or lights out mode. Shipping is free over $50 and sales tax is charged in most states.