Specification Battery: 300mAh Polymer Lithium Battery Working Temp: 0-40 Degree Bottle Capacity: 160ML Working Time: 3 Days Rated Power: 2W Features Spray Dispersion Intelligent Start Car Fragrance Description If you don’t like the smell of your car, the Green Lion Fragrance Humidifier is your best choice. This fragrance humidifier can hold up to 160 ml of liquid and work for three days. This humidifier can change the smell of your car within a few minutes and lets you enjoy a nice ride with your vehicle. When using this device, you won’t need to worry about the temperature because it can work within 0-40º. The Green Lion Fragrance Humidifier is a must-have for anyone who uses their car and cares about it.