Pure Guardian 70-Hour Ultrasonic Humidifier: * Silver Clean Technology * Water tank has been treated with a fungistatic agent to protect it from fungal and mold growth * Soothing low and high cool mist settings * No evaporating pads, filters or wicks to clean or replace * Up to 70-hour run time * 1-gallon tank capacity * Ultrasonic technology provides virtual silence when running * Low water indicator illuminates when it"s time to refill the tank * Nightlight * 3-year limited warranty * Dimensions: 5.10"L x 10.20"W x 9.80"H * Model# H1300 Questions about product recalls? Items that are a part of a recall are removed from the Walmart.com site, and are no longer available for purchase. These items include Walmart.com items only, not those of Marketplace sellers. Customers who have purchased a recalled item will be notified by email or by letter sent to the address given at the time of purchase. For complete recall information, go to Walmart Recalls.