Equipped with high capacity batteries ( with a capacity of 4000mAh), this product long battery life Say goodbye to tedious dusting This blower ' s multifunction power quickly eliminates dusts, cobwebs, and debris from every corner They generate pressure and speed of over 52 meters per second, ensuring powerful airflows The builtin brushless motor is strong and can reach a maximums speed of 130000RPM It ensures efficient and effective airflows This product supports 3 gear speed, allowing users to choose the desired speed intensity according to their preferences, Manufacturer: Mekalero