Breathe deep and feel the comfort. The Sharper Image Travel Humidifier is designed to improve your environment wherever you go. Fill the clear-view tank (300mL capacity) or connect a water bottle up to 20 fl. Oz. (590mL) for hours of soothing mist. The built-in UV light gently illuminates the tank. Plug in the USB cable into a powered USB port or adapter to take with you on-the-go. Or run the humidifier on battery power anywhere else. This humidifier can go anywhere you can!   REFILLABLE TANK : The 300mL tank is refillable and features clear-view walls for to quickly and easily see how much water is remaining. Each refill provides hours of mist. BOTTLE CONNECTORS : Twist one of the included bottle connectors onto a water bottle no larger than 20 fl. oz. (590mL) for convenient mist. UV LIGHT AND TIMERS : The built-in UV light illuminates the take. And you can set the timers for 2, 4 or 6 hours of mist with the peace of mind offered by auto shutoff. DUAL POWER : Plug the USB cable into a powered USB port for convenient use almost anywhere. Or run the humidifier on battery power. Included : Ultrasonic Humidifier, USB Cable, Water Bottle Adapters Actual Product Dimensions (Not Gift Box) Inches : 7.28"L x 9.84"H x 2.95"W Actual Product Weight (Not Including Gift Box) Pounds : 3.4 Features: Sanitizer Voice Activation: No Country of Origin: Imported