Warm and Cool Mist Ultrasonic HumidifierDisperse warm and cool mist throughout your living spaces to create a soothing atmosphere at home with the LEVOIT Hybrid Ultrasonic Humidifier. Got a cold or the flu? The warm, soothing mist helps eliminate most germs/bacteria, viruses, mold spores, and mineral dust around your living spaces. If you have trouble sleeping at night, the cool mist will alleviate congestion or a cough by keeping your throat and nasal passages hydrated. Moisturize your skin and reduce static electricity in your home with the cool mist function. Technical Specifications: Voltage: AC 120V / 60Hz RatedPower: 280WWater Tank Capacity: 6L (1. 5 gals)Max Cool Moisture Capacity: 300ml/hMax Warm Moisture Capacity: 500ml/hOperation Time: 20-36 hours​What's in the Box: 1 x Hybrid Ultrasonic Humidifier3 x Aroma Pads (1 pre-installed) 3 x Absorption Pads (1 pre-installed) 1 x Remote Control 1 x Cleaning Brush 1 x User ManualNote: Use distilled water or filtered water instead of tap water, use tap water might leave white dust and grow bacteria/mold. DO NOT put the humidifier on the wooden floor or wooden furniture directly unless a towel is placed on the wooden surface. Use caution when setting the warm mist function, the mist being diffused is hot. Clean once a week to prevent buildups and extend product lifetime. The minimum amount of water needed for the humidifier to function is 2cups(480ml). It is recommended to place the humidifier on elevated-level surfaces such as desktops, tables, or nightstands.