Feature: 1. Motor for High Performance: The motor delivers powerful performance with high efficiency, ensuring robust air flow and velocity. The motor reduces energy consumption and operates more quietly. 2. 6 Variable Speed Settings with Lock Button: The 6 variable speed settings allow you to adjust the blower's power to match the task at hand, from light dust removal to heavy leaf blowing.The lock switch enables continuous operation without the need to hold the trigger, reducing hand fatigue during extended use. 3. High Airflow and Velocity: With a maximum airflow of 17000 rpm, this blower can efficiently clear large areas of leaves, snow, sawdust, and other debris. The high velocity ensures that even wet or heavy materials can be moved with ease, making it a versatile tool for various cleaning needs. 4. Long-Lasting 21V 4000mAh Battery: The 21V 4000mAh battery provides extended runtime, allowing you to complete more work on a single charge. The high-capacity battery ensures that you can tackle larger areas without needing frequent recharges, increasing your overall productivity. 5. Compact and Lightweight Design: The blower is designed to be lightweight and compact, making it easy to handle and maneuver in tight spaces. The ergonomic design reduces user fatigue and enhances comfort. Specification: Item: Leaf Blower Main Material: ABS Main Color: Black, Blue Motor: Brushed Battery: 21V 4000mah Idle Speed: 8000-17000r/min Wind Speed: 22-40m/s Airflow: 790m ³/h Input: AC 110-240V 50/60Hz Size: 94.5*14*23.5cm/37.2*5.51*9.25inch Package Size: 45*24.5*21cm Package Weight: 3725g. Package List: 1* Leaf Blower Body 1 * Air Collection Duct 1 * Narrow Air Outlet 1 * Charger 2 * Battery