Optimus U-31002 1.5-Gallon Cool Mist Ultrasonic Humidifier<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> 1.11 gallon tank capacity </span></li><li><span class="a-list-item"> Output of 1.5 gallons in 18 hours </span></li><li><span class="a-list-item"> Features a water empty automatic shut off switch and refill light </span></li><li><span class="a-list-item"> Adjustable mist volume control </span></li><li><span class="a-list-item"> Whisper-quiet operation; won't disturb sleep </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Tapkrcq9L.jpg" noproxy>