Product size: 186*105*103mm Product material: ABS Fan wind speed: Adjustable wind speed in three gears Fan Angle: Adjustable Anti-dry burning function: Supported Input current :1A Input voltage :5V Full charge time: about 3.5 hours Fan working time (fan on, spray humidification off): maximum wind speed 1.5 hours - moderate wind speed 4 hours - minimum wind speed 8.5 hours Spray working time (fan off, spray humidification on):8 hours (continuous spray humidification mode)9.5 hours (intermittent spray humidification mode) Fan & spray humidification (working time at the same time): minimum fan speed + continuous spray humidification: 4 hours Maximum fan speed + intermittent spray humidification: 2.5 hours Battery capacity :2000mAh