Green Lion Air Cooler with Air Purification operates differently from traditional fans. Its HEPA filter is HEPA11 and has a lifespan of 3 to 6 months. It uses 220-240 Voltage or 50Hz. It’s covered by ABS materials. It has wind speeds ranging from 1 to 10 and features a natural wind setting. Smart timing and remote control are for easy operation, and the brushless motor ensures quieter operation and increased longevity.Ultimately, it features an 80 wide-angle oscillation to distribute air evenly throughout the room.