Aoputek via Amazon offers the Cacagoo Cool Mist Car Humidifier for $16.99. Clip the $2 off on-page coupon and apply coupon code "AD67NX67" to cut the price to $12.95. With free shipping for Prime members, that's $4 off and the lowest price we could find. It features two adjustable spray modes, intelligent auto-power off function, seven variable LED colors, and can double as a diffuser.