【Large Capacity Detachable 2 Batteries】 The turbo blower is powered by 21V, two 3000mAh lithium batteries. Equipped with an LED power indicator that accurately displays the remaining battery level, it uses AAA-grade high-quality batteries, with overheat/overcharge/explosion-proof protection, stable battery performance, and safe and secure use. By using two batteries alternately, you can fully meet your needs. This product is also compatible with Makita 18V lithium batteries. 【Custom Motor, Powerful Power】 Equipped with a powerful motor and high-speed roller bearings, 240,000RPM high-speed rotation, the maximum wind speed is 70m/s, and the 90mm large fan blade achieves greater air volume and thrust. The new generation of powerful blowers boasts 10 times the wind power of a household hair dryer. 【High-Quality Materials, Lightweight and Portable】 Made of carbon fiber material and 3D printing technology, it weighs approximately 540g, making it less tiring to use for long periods. The powerful blower is available in three colors. 【Stepless Airflow Adjustment】 The wind power of this turbo jet fan is freely adjustable; light pressure produces a weak wind, and strong pressure produces a strong wind, with the airflow changing according to the pressure applied. 【Wide Range of Applications】 It can be used for a variety of purposes, such as drying after car washing, snow removal in winter, cleaning fallen leaves, cleaning computers, drying pet hair, removing dust from construction sites, and starting a BBQ fire. With a powerful jet blower, efficiency in various situations will be improved.