- Working Time: Fan+Cold Compressor Mode (Level 1-90Mins,Level 2-70 Mins, Level 3-60Mins) (Fan Mode Level 1-8Hours, Level 2-4Hours, Level 3-3Hours) -2200mAh Battery Capacity -Low Energy Consumption -DC Brushless Motor -8H Working Time -3 Speed Levels -Strong Wind -Five Blades